A Scientist’s View of War

From StarTalk. What is science’s role in warfare? Neil deGrasse Tyson shares his thoughts on war and begs the question: why can’t we all just get along? For more of Neil’s thoughts on war, explore ‘Accessory to War: The Unspoken Alliance Between Astrophysics and the Military’ — https://amzn.to/4cQhgUu Check out our second channel, @StarTalkPlus Get…

OUT NOW… “An astrophysicist breaks down Project Hail Mary FEATURING RYAN GOSLING!”

From Dr. Becky. An astrophysicist breaks down the science of Project Hail Mary FEATURING RYAN GOSLING! Now out on my channel: https://youtu.be/lYHCTEnYOr4?si=jXWXMQ8utn2OYVmy @SonyPicsUK@AmazonMGMStudios #projecthailmary #shorts 👩🏽‍💻 I’m Dr. Becky Smethurst, an astrophysicist at the University of Oxford (Christ Church). I love making videos about black holes, cosmology, dark matter, the early universe, the James Webb…

Neil deGrasse Tyson 🤝 Tetris, Chuck Nice 🤝 Leaving the arcade

From StarTalk. Check out our second channel, @StarTalkPlus Get the NEW StarTalk book, ‘To Infinity and Beyond: A Journey of Cosmic Discovery’ on Amazon: https://amzn.to/3PL0NFn Support us on Patreon: https://www.patreon.com/startalkradio FOLLOW or SUBSCRIBE to StarTalk: Twitter: http://twitter.com/startalkradio Facebook: https://www.facebook.com/StarTalk Instagram: https://www.instagram.com/startalk About StarTalk: Science meets pop culture on StarTalk! Astrophysicist & Hayden Planetarium director Neil…

Ask Neil Anything, January 2026 | Free Patreon Exclusive

From StarTalk. T-Mobile 5G Home Internet. https://T-Mobile.com/HomeInternet We’re reaching behind the paywall to bring you exclusive Patreon content! In this edition of our monthly Patrons-only ‘Ask Me Anything’ series, Neil and Chuck tackle written questions from our Patrons before inviting a few dial-ins from the StarTalk VIP tier. Timestamps: 00:00 – Introduction: Patreon AMA Exclusive…

Communicating with deep space probes – Sixty Symbols

From Sixty Symbols. Professor Meghan Gray discusses how we communicate with probes in deep space. More links and info below ↓ ↓ ↓ More videos with Professor Gray – playlist: https://www.youtube.com/playlist?list=PLcUY9vudNKBORQN625NgO3c4T82M6w2st Live view of the Deep Space Network: https://eyes.nasa.gov/apps/dsn-now/dsn.html Professor Gray is a professor at the University of Nottingham: https://www.nottingham.ac.uk/physics/people/meghan.gray Support Sixty Symbols on Patreon:…

The first 3 minutes of the Universe’s life

From Dr. Becky. Our predictions of Big Bang Nucleosynthesis come from modelling how the strong and weak force behave in a rapidly expanding and cooling universe. So we know that when it’s still very hot get a lot of weak force interactions with neutrons merging with neutrinos to make protons and electrons, and also protons…

Why Neil Hates Parsecs

From StarTalk. What’s a parsec? Neil deGrasse Tyson and Chuck Nice break down space’s weirdest unit of measure. Learn how people came up with parsec and how Star Wars, once again, doesn’t understand science. Timestamps: 00:00 – Embarrassing Unit of Measure 1:13 – Origins of Parsec 3:12 – Parallax Experiment 7:59 – Parsec vs. Light…

Where is all the lithium? #shorts

From Dr. Becky. The Big Bang Theory is nearly perfect, except for one glaring problem – where is all the Lithium? According to the theory predictions there should be over three times as much Lithium in the Universe than we’ve found with our observations. So is this a case of we’ve been looking in the…

The Big Bang has a Big Problem

From Dr. Becky. AD – To try everything Brilliant has to offer for free for 30 days visit https://brilliant.org/DrBecky and you’ll also get 20% off an annual premium subscription which gives you unlimited daily access to Brilliant. | The Big Bang Theory is nearly perfect, except for one glaring problem – where is all the…

Physics WILL turn your cow into a sphere

From StarTalk. Check out our second channel, @StarTalkPlus Get the NEW StarTalk book, ‘To Infinity and Beyond: A Journey of Cosmic Discovery’ on Amazon: https://amzn.to/3PL0NFn Support us on Patreon: https://www.patreon.com/startalkradio FOLLOW or SUBSCRIBE to StarTalk: Twitter: http://twitter.com/startalkradio Facebook: https://www.facebook.com/StarTalk Instagram: https://www.instagram.com/startalk About StarTalk: Science meets pop culture on StarTalk! Astrophysicist & Hayden Planetarium director Neil…

Do We Need New Math to Understand the Universe? With Terence Tao

From StarTalk. T-Mobile 5G Home Internet. https://T-Mobile.com/HomeInternet Do we need new math to explain dark matter? Neil deGrasse Tyson and comedian Paul Mecurio explore unsolved problems in math, simulation theory, base systems and more with mathematician Terence Tao. We take a look at the boundary between pure and applied mathematics. You’ll learn intentional simplifications of…

The Universe Is Racing Apart. We May Finally Know Why.

From PBS Space Time. Get a special 35% discount on an annual digital subscription to The Economist at https://www.economist.com/PBS We’ve known that the universe is expanding since 1929, and that its expansion is accelerating since 1998. The culprit behind the acceleration is unknown, so we live with a stand-in term "dark energy". Our modern cosmological…

A Galaxy with NO STARS – Deep Sky Videos

From DeepSkyVideos. Dr Emma Chapman discusses Cloud-9 – a deep sky object that has all the ingredients of a galaxy except the stars. More links and info in full description ↓↓↓ The First RELHIC? Cloud-9 is a Starless Gas Cloud (paper): https://iopscience.iop.org/article/10.3847/2041-8213/ae1584 Emma Chapman is based a the University of Nottingham. More about her and…

The Universe Tried to Hide the Gravity Particle. Physicists Found a Loophole.

From PBS Space Time. Head to https://brilliant.org/Spacetime/ to start learning for free for 30 days. Plus, our viewers get 20% off an annual Premium subscription for unlimited daily access to everything Brilliant has to offer. Physicists have long believed that detecting the particle of gravity—the graviton—was fundamentally impossible, with the universe itself seeming to block…

The Rings of Saturn – Sixty Symbols

From Sixty Symbols. How a quiz question led to a rabbit hole involving James Clerk Maxwell and the rings of Saturn. More links and info below ↓ ↓ ↓ Professor Ed Copeland is a physics professor at the University of Nottingham. More Ed on Sixty Symbols: https://www.youtube.com/playlist?list=PLcUY9vudNKBNtF1y-sneLuyCTE-Mda561 Ed on Numberphile: https://www.youtube.com/playlist?list=PLt5AfwLFPxWJwf-59lYWThTpSj2Ivt5jB On the stability of…

Marking Exam Done by A.I. – Sixty Symbols

From Sixty Symbols. Physics Professor Phil Moriarty puts ChatGPT to the test with a second-year quantum mechanics exam… Extra footage from this interview here: https://youtu.be/OOBJh6jyXxU – More links and info below ↓ ↓ ↓ Phil has written a blog to accompany this video and the extra video – https://muircheartblog.wpcomstaging.com/2026/01/12/in-quantum-physics-chatgpt-thinks-outside-the-box-just-a-little-too-much/ The Hull paper by Pimbblet and…

Black Holes. Explained. For 1.5 Hours.

From PBS Space Time. Black holes are not just the strangest objects in the universe, they’re the sharpest test we have of how reality actually works. This episode explores how these extreme cosmic laboratories force general relativity and quantum physics into direct confrontation. We look back through a decade of content to understand their formation…

Heisenberg Made a Discovery in 1925. We Still Can’t Explain It

From PBS Space Time. For 72 hours, enjoy 15% OFF on all Hoverpens with code PBS, or click on the link https://noviumdesign.shop/PBS – Free shipping to most countries. Also on Amazon: https://noviumdesign.shop/crQH4A 2025 is … was the international year of quantum science and technology. Yes because quantum tech is increasingly important, but especially because quantum…

In Space with my Dad – Sixty Symbols

From Sixty Symbols. Our very own Professor Mike Merrifield is honoured with an asteroid, along with his father the archaeologist Ralph Merrifield. More links and info below ↓ ↓ ↓ More videos with Mike – https://www.youtube.com/playlist?list=PLcUY9vudNKBNGAgplgACrGL9UlxyDHq7k 50426 Mikemerrifield (2000 DJ15) – https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=MIkemerrifield 50427 Ralphmerrifield (2000 DT15) – https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=ralphmerrifield Mike Merrifield – https://about.me/michael.merrifield Mike is an…

The Gravity Particle Should Exist. So Where Is It?

From PBS Space Time. Head to https://brilliant.org/Spacetime/ to start learning for free. Plus, our viewers get 20% off an annual Premium subscription for unlimited daily access to everything Brilliant has to offer Physics is this close to understanding the entire universe. And what lives in this gap? Many physicists think it’s the elusive graviton—the quantum…

Spirals in Space – Sixty Symbols

From Sixty Symbols. Professor Meghan Gray discusses spirals in space. More links and info below ↓ ↓ ↓ Professor Gray playlist – https://www.youtube.com/playlist?list=PLcUY9vudNKBORQN625NgO3c4T82M6w2st More links 2025 UK: https://www.bbc.co.uk/news/articles/c241073v66jo Nottinghamshire: https://www.bbc.co.uk/news/articles/cdrx8kdj8gjo Reddit thread: https://www.reddit.com/r/nottingham/comments/1jj0pbg/anyone_else_just_seen_this_in_the_sky/ 2023 Alaska: https://www.theguardian.com/us-news/2023/apr/18/northern-lights-spiral-alaska-night-sky-blue-light-spirals-spacex-rocket-fuel 2023 Hawaii: https://www.space.com/spacex-gps-rocket-launch-spiral-hawaii Movie from Mauna Kea (inc telescopes): https://www.youtube.com/watch?v=9dvI2zAA8vY 2009 Crazy Norwegian spiral: https://slate.com/technology/2009/12/awesomely-bizarre-light-show-freaks-out-norway.html Movie: https://www.youtube.com/watch?v=eoTnLTViHJM Simulation that…

Why Antimatter Engines Could Launch In Your Lifetime

From PBS Space Time. Thanks to Displate for sponsoring the video. Get a great Displate deal using my link https://displate.com/l/spacetime or my discount code spacetime Discounts: 1-2 Displate: 33%off 3+ Displates: 38% off Valid on Textra Not valid on Lumino and Limited Edition Antimatter drives sound like science fiction, but they may not be as…

The 2025 Nobel Prize in Physics (quantum tunnelling) – Sixty Symbols

From Sixty Symbols. The 2025 Nobel Prize in Physics is awarded "for the discovery of macroscopic quantum mechanical tunnelling and energy quantisation in an electric circuit". More links and info below ↓ ↓ ↓ The joint prize winners are John Clarke, Michel H. Devoret and John M. Martinis. More at https://www.nobelprize.org/prizes/physics/2025/summary/ Discussing the prize here…

Why Life on Mars Will DOOM Humanity

From PBS Space Time. Click this link: https://www.boot.dev/?promo=spacetime and use my code SPACETIME to get 25% off your first payment for boot.dev Recent findings have brought us closer than we’ve ever been to confirming life beyond the Earth. As we wait for confirmation or otherwise, let’s think about what this will tell us about life…

At What Point Does Spacetime Become Quantum?

From PBS Space Time. Learn More About Anydesk: https://anydesk.com/spacetime To observe the quantum nature of gravity and of spacetime itself, we need a particle collider the size of the solar system. Or we could just physics smarter and build one on a lab bench. Here’s how. Sign Up on Patreon to get access to the…

The Helium Flash (and Caldwell 3) – Deep Sky Videos

From DeepSkyVideos. Professor Mike Merrifield discusses Caldwell 3 (aka NGC 4236) – leading to talk about the tip of the Red Giant Branch and so-called Helium Flashes. More links and info in full description ↓↓↓ Mike Merrifield is an emeritus professor from the University of Nottingham. The M81 group of galaxies: New distances, kinematics and…

A Bubble of Absolute Nothing – Sixty Symbols

From Sixty Symbols. Tony Padilla on the physics of nothing… Learn more about Jane Street internships at https://jane-st.co/internship-ss-25 (episode sponsor) More links and info below ↓ ↓ ↓ Featuring Tony Padilla from the University of Nottingham: https://www.nottingham.ac.uk/physics/people/antonio.padilla More Sixty Symbols videos with Tony: https://www.youtube.com/playlist?list=PLcUY9vudNKBPJmX64Jay51cdZTKMz4ACs More Numberphile videos with Tony: https://www.youtube.com/playlist?list=PLt5AfwLFPxWL8KAJKO3WfHhJcWrJfjgfU Tony’s author page on Amazon:…

NEWS: An Interstellar Object in our Solar System – Sixty Symbols

From Sixty Symbols. Mike Merrifield discusses the third known interstellar comet to pass through our solar system (3I/ATLAS). More links and info below ↓ ↓ ↓ Deep Sky Videos: https://www.youtube.com/DeepSkyVideos Messier Objects: https://www.youtube.com/playlist?list=PLC9FC5F6773B383D5 More on the comet 3I/ATLAS… https://science.nasa.gov/solar-system/comets/3i-atlas/ https://minorplanetcenter.net/mpec/K25/K25N12.html ESO image: https://www.eso.org/public/unitedkingdom/images/potw2527a/ The paper Mike discusses… https://arxiv.org/pdf/2507.05318 More Mike on Sixty Symbols: https://www.youtube.com/playlist?list=PLcUY9vudNKBNGAgplgACrGL9UlxyDHq7k Mike…

Real Astronomer v Virtual Astronomer – Sixty Symbols

From Sixty Symbols. Professor Mike Merrifield creates his digital doppelganger – then Brady asks them both the same questions. More links and info below ↓ ↓ ↓ Videos on all 110 Messier Objects (featuring Mike Merrifield): https://www.youtube.com/playlist?list=PLC9FC5F6773B383D5 Brady visits the ELT site (before construction): https://www.youtube.com/watch?v=450jt8LlcnY More Mike on Sixty Symbols: https://www.youtube.com/playlist?list=PLcUY9vudNKBNGAgplgACrGL9UlxyDHq7k Mike Merrifield: https://about.me/michael.merrifield Computerphile…

What’s at [0,0] in space? – Sixty Symbols

From Sixty Symbols. Professor Meghan Gray discusses space co-ordinates and what sits at position 0,0 in the sky? More links and info below ↓ ↓ ↓ From Prof Gray: “Mea culpa dear viewers – as rightly pointed out by several commenters, the pinch point of the analemma is not where the equinox occurs. Instead it…

Phantom Dark Energy (full interview with Ed Copeland) – Sixty Symbols

From Sixty Symbols. Full interview with Ed from our video about Phantom Dark Energy and findings from DESI… Main video is at https://youtu.be/UDOsuwDeGeE — More links and info below ↓ ↓ ↓ Support Sixty Symbols content via Patreon: https://www.patreon.com/sixtysymbols DESI paper — https://inspirehep.net/files/4e84e8f39981be29846f14e1a3044e5b ACT paper — https://inspirehep.net/files/575b0da26acedbb91d1e259d88f9e251 Tony Padilla and Ed Copeland are based at…