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Sabine Hossenfelder

Sabine Hossenfelder

As simple as possible, but not any simpler! Science and technology updates and summaries. No hype, no spin, no tip-toeing around inconvenient truths. Current...

YouTubeJul 20, 2026

You probably misunderstand the double slit experiment

Upgrade your setup with up to 50% Off during FlexiSpot's Mega Summer Sale! Enter my exclusive code 'C750' and save an extra $50 on the C7 Max chair! Shop through FlexiSpot C7 famliy!:https://go.flexispot.com/4qISRf -us https://go.flexispot.com/UTG9Xz -ca In today's video I talk about some commonly misunderstood points in the double slit experiment. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #physics

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YouTubeJul 19, 2026

Academia's Dirty Secret Is Going to Court

Go to https://ground.news/sabine to get 40% off the Vantage plan and see through sensationalized reporting. Stay fully informed on events around the world with Ground News. A federal judge in the US has allowed a whistleblower lawsuit to go forward, in which a former official of the National Institutes of Health accuses a Harvard professor of repurposing research grants and falsely claiming he had met his objectives. The allegations are unproven. But the reason this case matters is that everyone in academia knows this kind of thing happens all the time, and until now no one seemed to care. Let's take a look. #science #sciencenews #academia #research #fraud #lawsuit πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW

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YouTubeJul 17, 2026

Scientists Have Figured Out How to Make Antigravity

Head over to https://cognitivetesting.org/ to take a legitimate IQ test In Einstein's theory of general relativity, gravity is always attractive. But according to a new paper, quantum mechanics offers a loophole that can create antigravity. And not only this, if it was measurable that would prove that gravity has quantum properties. How does this work and how can repulsive gravity be compatible with the laws of physics that we know and like? Let's take a look. Paper: https://arxiv.org/abs/2602.12266 #science #sciencenews #gravity #quantumphysics #physics #technology πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW

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YouTubeJul 16, 2026

Aliens Can Talk To Us Through Psychedelics, Scientists Claim

Take back your personal data with Incogni! Use code Sabine at the link below and get 60% off annual plans: https://incogni.com/sabine For over half a century, people taking the psychedelic drug DMT have reported meeting alien beings. Now a scientist says these aliens might be real, and that he has the mathematics to prove it. Forget string theory and extra dimensions; here come aliens and psychedelics. Let's take a look. Paper: https://doi.org/10.31234/osf.io/8qvgy_v2 #science #sciencenews #physics #aliens #mind #neuroscience πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW

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YouTubeJul 14, 2026

The Dark Energy Mistake that Fooled Physicists' for 25 Years

🌎 Get an exclusive 15% discount on Saily data plans! Use the code SABINE at checkout. Download the Saily app or go to: https://saily.com/sabine β›΅ About 25 years ago, astrophysicists noticed that the universe’s expansion is accelerating. To account for this observation, physicists came up with a new type of energy – called dark energy – which supposedly makes up more than 75% of the universe, and also has negative pressure. In a new paper, mathematicians claim that dark energy isn’t needed to explain that accelerating expansion, and physicists have been barking up the wrong tree for decades. Let’s take a look. Paper: https://doi.org/10.1098/rspa.2025.0912 #science #physics #universe #cosmos #sciencenews πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW Did physicists make a mistake with dark energy? See why new math suggests we might not need this theory to explain universe expansion. This video explores a recent claim by a group of mathematicians challenging the foundation of dark energy. If their calculations hold up, it would signal a major shift in modern astrophysics. We break down the original observations from 25 years ago that suggested the universe expansion is accelerating and compare them against these new mathematical findings.

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YouTubeJul 12, 2026

The Electric Car Revolution Is Not Going Well

Try Coupert now: https://www.coupert.com/join-coupert?ref=sabinehossenfelder-1781712000&m=youtube The electric car revolution was supposed to be inevitable. But over the past six months it's begun to look shaky. The clearest warning sign isn't sales figures, it's what carmakers are doing with their own money: writing off huge losses, scaling back their plans, and cancelling battery projects. So what's really happening to electric car demand, and is the slowdown temporary? Let's take a look. #science #electric #electricvehicle #sciencenews #technology #technews πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW Is the electric vehicle market stalling? Learn why the transition to electric vehicle adoption is facing unexpected hurdles today. For years, the industry promised a rapid shift toward electric transportation. Electric vehicle prices and government subsidies were the primary drivers of this optimism. However, the last six months show a different reality. This analysis examines why the expected momentum has shifted and what obstacles car companies now face in maintaining their original production goals.

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YouTubeJul 11, 2026

Scientists Just Created A Laser Based On Black Hole Physics

Go to https://melscience.com/sBgX/ and use code SABINEYEAR to get a year of science for $22.45 per month until July 19th. You might think that black holes suck in light without letting it escape, but they actually concentrate light in the photon sphere which surrounds their horizon. In a recent paper, researchers created a new type of laser which concentrates light using a technique similar to those found in the photon sphere. Let’s take a look. Paper: https://advanced.onlinelibrary.wiley.com/doi/10.1002/advs.202517466 πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #physics #blackhole #sciencenews

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YouTubeJul 09, 2026

Physicists Just Broke One Of Quantum Physics’ Biggest Restraints

Click the link below or scan the QR code to get started with Brilliant’s tutor for free. You can upgrade to Premium to unlock all courses. And right now, Science with Sabine viewers can save 20% off an annual subscription at http://Brilliant.org/Sabine/ One of the biggest limitations of quantum quantum computing is the β€œno cloning” theorem, which says you cannot copy a quantum state without destroying the original. If you could copy quantum states without harming the original, much of the error-correcting complications in quantum computing could be avoided. Luckily, in a recent paper, physicists have demonstrated that there’s a way around the β€œno cloning” limitations. Let’s take a look. Paper: https://doi.org/10.48550/arXiv.2602.10695 πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #technology #tech #science #quantumphysics Can we bypass the no-cloning theorem? See new experimental evidence suggesting quantum information can be copied despite previous rules. This presentation examines recent research claiming a breakthrough in qubit cloning. If the no-cloning theorem is not as absolute as physics textbooks suggest, the implications for quantum computing are significant. We break down the experimental setup used to clone encrypted qubits and what this means for data security and information theory. Researchers are challenging long-held assumptions about quantum physics. By demonstrating how to copy quantum information, this study forces a re-evaluation of current limitations in the field. This video is intended for anyone tracking developments in quantum computing or physics theory who wants to understand the technical details behind these new claims.

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YouTubeJul 08, 2026

Our Solar System Lost Two Planets!

🌏 Boost your online protection with an all-in-one security app! Get an exclusive NordVPN offer here + 4 extra months ➼ https://nordvpn.com/sabine Risk-free thanks to NordVPN's 30-day money-back guarantee! A new, computer-based calculation shows that our solar system used to have 5 or 6, rather than 4 gas giants. It seems that, billions of years ago, we lost two planets due to an instability that probably also tilted Uranus’s axis and scrambled up its moons. Let’s have a look. Paper: https://doi.org/10.1016/j.icarus.2026.117056 πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #physics #planet #space #solarsystem

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YouTubeJul 07, 2026

Physicists Say They Know the Origin of Gravity

Go to https://ground.news/sabine to get 40% off the Vantage plan and see through sensationalized reporting. Stay fully informed on events around the world with Ground News. Recently, a pair of researchers made a massive breakthrough in the foundations of physics. In their paper, they describe how gravity is an emergent property. More specifically, they say that the origin of gravity is entropy. And not just any entropy, but the entropy of quantum fields. How big is this really? Let’s take a look. Paper: https://doi.org/10.1103/lmq8-nsty #science #physics #sciencefacts #quantum #gravity πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW

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YouTubeJul 03, 2026

β€œThe Hum” has been reported all over the globe We might finally know what it is

Head to https://betterhelp.com/sabinehossenfelder to get 10% off your first month with our paid partner, BetterHelp. Therapy can be a meaningful space to reflect, grow, and create positive change in your life. β€œThe Hum” is a strange phenomenon reported by people across the planet for decades. Those who can hear it (2-4% of the population, according to one study) say it’s a persistent low-frequency sound with no obvious source. It’s been attributed to everything from atmospheric phenomena to power lines to secret government operations and aliens. Researchers now say they’ve discovered the cause of the Hum, let’s take a look. Paper: https://doi.org/10.1371/journal.pone.0326818 πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #tech #sound

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YouTubeJul 02, 2026

The Biggest Argument for Dark Matter Just Died

Take back your personal data with Incogni! Use code Sabine at the link below and get 60% off annual plans: https://incogni.com/sabine Physicists have been arguing about dark matter for almost a century, and now, after all this time, their most favourite evidence for dark matter – the Bullet Cluster – disappeared. This isn’t just an interesting development from a scientific perspective, it is also a good illustration for what is going wrong in this research area. I have a brief summary. Paper: https://doi.org/10.1103/6zrp-q7c4 #science #sciencenews #physics #astrophysics πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW The dark matter debate is shifting as key evidence from the Bullet Cluster vanishes. Learn how this discovery impacts our understanding of the universe. Dark matter is theorized to make up 80% of all matter in the universe, yet it remains invisible to traditional observation. For years, scientists relied on gravitational effects to track this substance, using the Bullet Cluster as a primary proof point. This video examines what happens when that crucial piece of cosmology evidence is called into question. If you follow astrophysics, this breakdown explains the current challenges facing standard models. We analyze why the Bullet Cluster observation is changing and what this means for future studies of invisible matter. Understanding these gravitational effects is essential for anyone tracking the latest developments in space science. Subscribe for weekly physics breakdowns, and comment below with your thoughts on whether dark matter needs a new theory.

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YouTubeJun 30, 2026

Strange Things Are Happening in Quantum Computing

Sign up on Freecash using my link: https://bit.ly/4eDWh6q to get $10 bonus for your first offer! Quantum computing is supposed to be one of the most exciting new technologies that humanity is working on, with companies promising it can be used in chemistry, material science, logistics, and finance. Over the years, those use cases have been slowly eroded, but investment in quantum tech has only increased. Why? Let’s take a look. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #quantum

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YouTubeJun 27, 2026

The Quantum Brain Theory Nobody is Talking About

πŸš€ Boost your productivity with nexos.ai! Get 50% off. Sign up here: https://nexos.ai/sabine πŸ€– Since the early days of quantum physics, some scientists have believed that there’s a link between quantum mechanics and consciousness. While most researchers don’t think this idea holds water, a few have published papers about how phosphate molecules in the brain could link consciousness to quantum physics. Let’s take a look. Paper: https://pmc.ncbi.nlm.nih.gov/articles/PMC11993700/ πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #quantum #consciousness

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YouTubeJun 24, 2026

The AI Future No One Wants to Talk About

Go to https://ground.news/sabine to get 40% off the Vantage plan and see through sensationalized reporting. Stay fully informed on events around the world with Ground News. In today's video I speculate about the future of artificial intelligence. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #ai #technology

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YouTubeJun 23, 2026

Nobel Prize under fire: is dark energy real?

🌎 Get an exclusive 15% discount on Saily data plans! Use code Sabine at checkout. Download Saily app or go to https://saily.com/sabine β›΅ In 2011, three physicists won the Nobel Prize for showing that the expansion of the universe speeds up, which is usually attributed to aa mysterious type of energy called β€œdark energy”. But last year, though, a different group published research showing that universal expansion isn’t actually getting faster. Since then, the two groups have engaged in a whole bunch of back-and-forth refuting each other’s claims and now a third one has chimed in. Let’s take a look. The Nobel Prize winning papers: https://iopscience.iop.org/article/10.1086/307221 https://iopscience.iop.org/article/10.1086/300499 The original paper criticising the Nobel Prize winners: https://academic.oup.com/mnras/article/544/1/975/8281988?login=false The rebuttal: https://academic.oup.com/mnras/article/549/3/stag797/8703725?login=false The rebuttal of the rebuttal: https://arxiv.org/abs/2605.21586 And the related paper that supports the Nobel Prize criticism: https://academic.oup.com/mnras/article/549/3/stag844/8701424?login=false πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #physics #space

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YouTubeJun 20, 2026

Things Aren’t Looking Good For Nuclear Fusion

Go to https://melscience.com/sBgX/ and use code SABINEYEAR to get a year of science for $22.45 per month until July 4th. Nuclear fusion is the energy source of the future, but things aren’t looking good for fusion startups at the moment. Over the past twelve months, multiple major fusion companies have either pivoted their business plans entirely, or significantly pushed back their timelines for a fusion breakthrough. Let’s take a look. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #nuclearfusion #energy

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YouTubeJun 17, 2026

The End of Human Mathematics? AI's Recent Breakthrough -- And What's Next

Take back your personal data with Incogni! Use code Sabine at the link below and get 60% off annual plans: https://incogni.com/sabine As AI continues to improve its reasoning abilities, mathematicians are increasingly worried about the computer algorithms replacing them. In late May, those fears got even worse when OpenAI revealed that one of its general-purpose reasoning models had written a proof solving a math problem that’s sat unsolved for more than 80 years. But should they actually be worried? Let’s take a look. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #math #ai

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YouTubeJun 15, 2026

Did Physics Just Lose a Brilliant Idea?

🌏 Upgrade your online protection with an all-in-one security app! Get an exclusive NordVPN deal + 4 months extra here ➼ https://nordvpn.com/sabine It’s risk free with NordVPN’s 30-day money-back guarantee! One of the most popular ideas in physics right now is something named β€œER = EPR.” This theory has it that entangled particles are actually linked by tiny, tiny wormholes. Recently, a group of physicists tested the idea – let’s take a look at their findings. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #physics

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YouTubeJun 13, 2026

It's Beginning: AI Improves Itself

Try out Consensus!! https://get.consensus.app/n6durqk1ao40 Artificial Intelligence is beginning to improve itself. In today's video I have a summary of recent events. Are we ready for the intelligence explosion? I think not. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #AI #technology

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YouTubeJun 11, 2026

Physicists Rethink Dark Matter. But…

Check out courses in science, computer science, and mathematics on Brilliant! Start learning for free at https://brilliant.org/sabine/ and get a 30-day free trial plus 20% off a premium subscription, which includes daily unlimited access! Physicists believe that 80% of the matter in the universe is made of β€˜dark matter’ that we can’t see. But despite decades of work, they haven’t been able to confirm that this matter really exists. In the past years, physicists have been rethinking the dark matter idea… but not in the way you might expect. Let’s take a look. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #physics #darkmatter

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YouTubeJun 09, 2026

Microsoft Announces Breakthrough With Quantum Chip

Take back your personal data with Incogni! Use code Sabine at the link below and get 60% off annual plans: https://incogni.com/sabine Last year, Microsoft announced its Majorana quantum computing chip, which supposedly used topological qubits to make calculations. The problem was that the paper published alongside the announcement didn’t show any evidence for those claims. Now they’ve announced a new quantum chip. Is it any better this time?. Let’s take a look. Paper: https://arxiv.org/abs/2606.03884 πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #microsoft #quantumcomputing

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YouTubeJun 05, 2026

America is coming for Europe's most important machine

Go to https://ground.news/sabine to get 40% off the Vantage plan and see through sensationalized reporting. Stay fully informed on events around the world with Ground News. The Dutch company ASML is the only company that produces a special type of machine used to produce microchips, which are a key component of many modern technologies. Now, companies across the globe are looking to break ASML’s monopoly using a wide variety of new processes. Let’s take a look at this microchip manufacturing melee. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #tech #microchips America's coming for one of Europe's most important technologies: the machines that make the most advanced computer microchips. This video discusses Extreme Ultraviolet Lithography, a technology crucial for advanced chip manufacturing. We'll explore how this asml machine generates light sources using accelerating electrons and magnetic fields, vital for the semiconductor industry. The process of photolithography and nanoimprint lithography is illustrated, highlighting their roles in creating circuit patterns on silicon wafers for semiconductor manufacturing.

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YouTubeJun 03, 2026

This Giant Ring In Space Poses A Massive Problem For Cosmology

🌏 Get Exclusive NordVPN 2Y deal + 4 months extra here β†’ https://nordvpn.com/sabine It’s risk-free with Nord’s 30-day money-back guarantee! ✌️ Scientists say that they’ve just detected a massive cloud of gas some 3 billion lightyears in diameter, floating in space roughly 7 billion light years away from us. This is pretty cool, but the problem is that our current models of the universe say that it (and other massive structures like it) just shouldn’t exist. Let’s take a look. Paper: https://arxiv.org/abs/2604.17534 πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #space #physics

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YouTubeMay 31, 2026

How Dangerous Is This Super El NiΓ±o Really?

Download the Matiks app now using my link: https://lr.matiks.org/?c=NxxEDo According to predictions from weather organizations across the planet, a super El NiΓ±o weather event is likely to begin over the next few weeks. It’s predicted to drive up temperatures across the globe, bringing increased chances of heatwaves, drought, wildfires, and even famines – plus, this year’s El NiΓ±o is likely to be stronger than usual, making those effects worse. Let’s take a look. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #superelnino #climatechange This video examines the potential for a very hot summer in 2026, driven by a "super el nino" event. We'll discuss the forecasts suggesting widespread famine and increased wildfires, along with the broader implications of "climate change." Understanding these "extreme weather" patterns and the resulting "heat waves" is crucial, especially when considering the potential for "crop failure" and "food prices rising."

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YouTubeMay 26, 2026

Physicists Say It’s Possible To Send Messages To The Past

Take back your personal data with Incogni! Use code Sabine at the link below and get 60% off annual plans: https://incogni.com/sabine When you try to combine quantum physics with Einstein’s theories, you quickly run into some pretty serious problems. The biggest is that causality – the order in which events occur – becomes uncertain as the rest of quantum physics. A group of physicists have leveraged that uncertainty, and are now claiming that they can send messages to the past using quantum mechanics. It’s not as crazy as it sounds. Let’s take a look. Paper: https://journals.aps.org/prl/accepted/10.1103/znyd-npk5 πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #physics #quantum In this video, we examine recent headlines suggesting that sending messages into the past has become easier or even possible, drawing from a theoretical physics paper published in a top journal. While these claims might sound like a time machine is within reach, I clarify that this is a theoretical study and not an actual method for backward time travel. It's crucial for science communication to distinguish between theoretical possibilities in quantum physics and practical applications.

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YouTubeMay 23, 2026

I Looked at the New Cold Fusion Breakthroughs. It's Complicated.

Go to https://melscience.com/sBgX/ and use code SABINEYEAR to get a year of science for $22.45 per month until June 6! Investors across the globe are putting record amounts of money into cold fusion technology, which promises to bring us nuclear fusion without the need to create miniature stars on Earth. But are these companies actually delivering, or is this just another speculative tech bubble? Let’s take a look. Paper: https://www.nature.com/articles/s41586-025-09042-7 πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #fusion #nuclear

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YouTubeMay 21, 2026

This is driving me nuts

Go to https://ground.news/sabine to get 40% off the Vantage plan and see through sensationalized reporting. Stay fully informed on events around the world with Ground News. In today's rant I complain that I now sound like every other YouTuber. πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW

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YouTubeMay 19, 2026

Biologists Say They Cracked One of Life’s Biggest Mysteries

🌏 Get Exclusive NordVPN 2Y deal + 4 months extra here β†’ https://nordvpn.com/sabine It’s risk-free with Nord’s 30-day money-back guarantee! ✌️ Life on Earth has a peculiar property – many biological molecules have a handedness, or a β€œchirality.” DNA twists one way and not the other, and all the rest of life must fit to this reality. In a new paper, researchers say they know why: It all comes down to physics! The answer could change our understanding of life across the universe. Let’s take a look. Paper: https://www.science.org/doi/10.1126/sciadv.aec9325 πŸ‘•T-shirts, mugs, posters and more: ➜ https://sabines-store.dashery.com/ πŸ’Œ Support me on Donorbox ➜ https://donorbox.org/swtg πŸ‘‰ Transcript with links to references on Patreon ➜ https://www.patreon.com/Sabine πŸ“ Transcripts and written news on Substack ➜ https://sciencewtg.substack.com/ πŸ“© Free weekly science newsletter ➜ https://sabinehossenfelder.com/newsletter/ πŸ‘‚ Audio only podcast ➜ https://open.spotify.com/show/0MkNfXlKnMPEUMEeKQYmYC πŸ”— Join this channel to get access to perks ➜ https://www.youtube.com/channel/UC1yNl2E66ZzKApQdRuTQ4tw/join πŸ“š Buy my book ➜ https://amzn.to/3HSAWJW #science #sciencenews #biology #life

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