Physics

Why circles are round (and triangles too!) rotor in a square hole: http://www.youtube.com/watch?v=KUeQugasOkk more info on reuleaux rotors and other SWEET stuff: http://www.howround.com minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics And twitter – @minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics — all

We have a course on Brilliant! And the first 200 people to https://brilliant.org/minutephysics get 20% off an annual premium subscription to Brilliant, with full access to all courses, including ours. What happens if you extend a piston through a portal? Or try to sandwich a cube between two portals? That’s right, it’s time to explore

Where to buy WHAT IF? 2 by Randall Munroe – Amazon: https://bit.ly/3Rk5Vy2 Barnes and Noble: https://bit.ly/3AKwXIl Penguin Random House: https://bit.ly/3HgfucP Books-A-Million: https://bit.ly/3Q4bEH3 Bookshop: https://bit.ly/3q26vVk IndieBound: https://bit.ly/3TyhX8W Apple Books: https://bit.ly/3wNNBp9 FOR INTERNATIONAL EDITIONS, Including the UK and Germany, click here: https://xkcd.com/what-if-2/ The #1 New York Times bestselling author of What If? and How To answers more

Where to Buy “How To” by Randall Munroe: · PRH.com: https://bit.ly/2L2G5hy · Amazon: https://bit.ly/2zfy974 · Barnes and Noble: https://bit.ly/2Zozxmt · IndieBound: https://bit.ly/2ZfwSre · Books-A-Million: https://bit.ly/2ZfxD3y · Apple Books: https://bit.ly/33TK3kX The world’s most entertaining and useless self-help guide, from the brilliant mind behind the wildly popular webcomic xkcd and the #1 New York Times bestsellers What

In the early 2000s, physicist found a diamond they’d been searching for. Find out what it was used for. Visit Lockheed Martin’s Website: http://news.lockheedmartin.com/2017-12-08-Lockheed-Martin-Continues-to-Strengthen-Weather-Forecasting-With-Second-Next-Generation-Weather-Satellite Check out JTV’s asterism video! If you liked this video check out these: The Most MYSTERIOUS Object in the Universe IMPOSSIBLE Zero G Skyscraper Creator: Dianna Cowern Editing: Jabril Ashe and

SPACE-SHEEP! http://labs.minutelabs.io/Relativistic-Space-Sheep/ and subscribe to MinuteLabs at http://www.subbable.com/minutelabsio Video about the Space-Sheep: https://www.youtube.com/watch?v=NVpv_rJeQcQ MinutePhysics is on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics And twitter – @minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute! Music by Nathaniel Schroeder http://www.soundcloud.com/drschroeder Thanks to Nima

Nebula Classes – Great classes by your favorite creators on a creator-owned streaming service: https://nebulaclasses.com/minutephysics This video is about what happens if you try to pass a portal (like in the video game Portal or Portal 2) through itself – do you get a paradox? Infinite recursion? Impossibility? Contradiction? The end of the world? Collapse

This episode is brought to you by Squarespace: ‪http://www.squarespace.com/physicsgirl What if you could power a ship using sunlight instead of wind? Well in space, you can! Solar sails or light sails are pushed with light from the sun. Photons provide a kick when they reflect off the sail pushing the sail like an air molecule

How do we know what the air is like on planets we haven’t visited? This video explains how to see air from 150 light years away. Thanks to NASA’s James Webb Space Telescope project at the Space Telescope Science Institute for supporting this video. Link to Patreon supporters here: www.minutephysics.com/supporters.html If you want to learn

Big Alien Theory explanation website – http://www.thebigalientheory.com/ Thanks to everyone who supports MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon supporters here: http://www.minutephysics.com/supporters.html Music by Nathaniel Schroeder, http://www.soundcloud.com/drschroeder REFERENCES: Big Alien Theory explanation website – http://www.thebigalientheory.com/#size Size of Planets research paper – http://arxiv.org/abs/1503.07804 Development of intelligent life paper – http://arxiv.org/abs/1601.05063 Stars in the universe – http://www.skyandtelescope.com/astronomy-resources/how-many-stars-are-there/

Video 1 with the bowl riddle: https://youtu.be/z0JpgEOLezY Video 2 with the broom and some bonus riddles: https://youtu.be/_34bYpxK_OE Check out Kurt’s channel! http://www.youtube.com/kurthugoschneider Three tricky riddles! See if you can solve the 2s riddle! Creator: Dianna Cowern Editing: Jabril Ashe Research: Dan Walsh

Thanks to CuriosityStream for supporting this video. Head to http://curiositystream.com/minutephysics and use promo code minutephysics for 30 days FREE! This video is about the Portal Paradox – a paradox in the video game Portal (and Portal 2) regarding whether or not a companion cube passing through a moving portal plops out of the other end

Have you ever seen a blur of color when looking away from a projector screen? Or noticed how flashing lights look different colors when you move your eyes? This is an everyday mystery! The answer lies in persistence of vision and how your brain processes what it sees. If you liked this video check out

How does light speed up after leaving glass or water? What do light and the President of the United States have in common? Tweet it – http://bit.ly/pK7A3A Facebook it – http://on.fb.me/q7BQbz minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics Minute Physics provides an energetic and entertaining view of old and new problems

How likely are you to get sick on an airplane? How safe are airplanes? The science of ventilation and bioaerosol research. If you liked this video, check out: What stretching actually does to your body: Only some humans can see this type of light: Creator/Host: Dianna Cowern Video Editing: Levi Butner Research/writing: Sophia Chen Writing/Editing:

Watch the MinuteEarth video here – I PROMISE it’s really really really good: https://www.youtube.com/watch?v=pAI1N96t8Vk MinutePhysics & MinuteEarth are on Patreon: http://www.patreon.com/minutephysics and http://www.patreon.com/minuteearth This video is about the differences between the corpses or final degenerate dense star forms that dead stars take: black holes, neutron stars, and white dwarfs. The main distinguishing features between them

Time is shorter than you think! Tweet it – http://bit.ly/rrfs4p Facebook it – http://on.fb.me/ny5lmc minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute! In this episode we talk about distance in space and

How an 8000V electromagnet can be used to shrink a quarter. The interplay between electric and magnetic forces leads to the Lorentz Force and Faraday’s law of induction which can be used to shrink a quarter, or any other type of metal coin. Check out ArcAttack: http://facebook.com/arcattack Check out the singing tesla coils on It’s

What is matter, anyway? What does it have to do with math? And why aren’t you made of Jesus? Delving deeper into the theory of (almost) everything – the Standard Model of particle physics. minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics And twitter – @minutephysics Minute Physics provides an energetic and

MinutePhysics is on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics And twitter – @minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute! Music by Nathaniel Schroeder http://www.soundcloud.com/drschroeder Thanks to Nima Doroud for contributions. Created by Henry Reich

Go to https://curiositystream.com/minutephysics to get access to CuriosityStream AND Nebula (where you can watch the extended version of this video), plus you’ll get a 26% discount on an annual subscription. This video is about the “Kelvin wake” shape of water wakes behind boats – we talk about mach angle, dispersion, superposition of many waves, and

MinutePhysics is on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics And twitter – @minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute! Music by Nathaniel Schroeder http://www.soundcloud.com/drschroeder Thanks to Nima Doroud for contributions. Created by Henry Reich

This video is a footnote for the video about the ring around the earth: https://www.youtube.com/watch?v=4xSPlQUejd8 Essentially, a ring around the earth is in unstable equilibrium, so it would stay put, but then fall one way or the other as soon as any asymmetry (even thermal or quantum fluctuations) developed. MinutePhysics is on Google+ – http://bit.ly/qzEwc6

Concrete doesn’t dry – it sets! Thanks to http://www.audible.com/minutephysics for supporting this video. More about the hydration reaction: http://iti.northwestern.edu/cement/monograph/Monograph5_3.html Portland Cement Hydration: http://people.ce.gatech.edu/~kk92/hyd07.pdf Calcium Silicate Hydrate: https://en.wikipedia.org/wiki/Calcium_silicate_hydrate How concrete gets stronger and cures over time: https://courses.washington.edu/cm425/strength.pdf Link to Patreon supporters here: www.minutephysics.com/supporters.html Music by Nathaniel Schroeder, http://www.soundcloud.com/drschroeder MinutePhysics is on Google+ – http://bit.ly/qzEwc6 And facebook

A footnote to the video about Neutrino Shape-Shifting: https://youtu.be/7fgKBJDMO54 Sixty Symbols Video on Double Pendulum: https://www.youtube.com/watch?v=izy4a5erom8 Physics of The Double Pendulum: http://www.theorphys.science.ru.nl/people/fasolino/sub_java/pendula/doublependul-en.shtml Neutral particle oscillation (like neutrino oscillation) is a superposition effect, and a similar effect can also be seen in a coupled double pendulum system where the interaction states are in superpositions of the

How does physics deal with infinity? Tweet it – http://bit.ly/r7EwHK Facebook it – http://on.fb.me/n4pShU minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute! In this episode we explain how physicists can tease information

Another awesome thing the Mantis Shrimp does… The BEST Sonoluminescence reference: http://doc.utwente.nl/42577/1/single-bubble_sonoluminescence.pdf Links to other “Unknown Science Questions” videos Veritasium – http://www.youtube.com/1veritasium (http://www.youtube.com/watch?v=5JGSqG8OLjE) Fast, Furious & Funny – http://www.youtube.com/fastfuriousandfunny (http://www.youtube.com/watch?v=YWxub2XhmXM) The Brain Scoop – http://www.youtube.com/thebrainscoop (http://youtu.be/mNuu0y6ZmAs) ASAPScience – http://www.youtube.com/AsapSCIENCE (http://www.youtube.com/watch?v=wgxJhpLoFFU) The Royal Institute of Great Britain – http://www.youtube.com/TheRoyalInstitution (http://www.youtube.com/watch?v=gm02Oid8sbs) PBS Idea Channel – http://www.youtube.com/pbsideachannel (http://www.youtube.com/watch?v=TbNymweHW4E)

Subscribe – it’s FREE!! http://dft.ba/-minutephysics_sub Music by Nathaniel Schroeder http://www.soundcloud.com/drschroeder This List Is Incomplete: Big Red Button – http://inception.davepedu.com xkcd – http://xkcd.com/1131/ xkcd what if? – http://what-if.xkcd.com/3/ Saturday Morning Breakfast Cereal – http://www.smbc-comics.com/index.php?db=comics&id=2867 Empirical Zeal – http://www.empiricalzeal.com/ Sean Carroll – http://www.preposterousuniverse.com/blog/2013/01/04/the-world-of-everyday-experience-in-one-equation/ Terry Tao – http://terrytao.wordpress.com/2012/12/29/a-mathematical-formalisation-of-dimensional-analysis/ It’s Okay To Be Smart – http://www.itsokaytobesmart.com/post/42407910761/episode-extra-behemoths-of-biomass-this-post I ¶#@*ing Love

BONUS FACT: The sun also causes tides on the earth, but they’re only about half as strong as the moon’s. When the sun & moon line up during full & new moons, tides are extra big. MinutePhysics is on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics And twitter – @minutephysics Minute Physics provides an energetic

This episode is brought to you by Squarespace: http://www.squarespace.com/physicsgirl 5 of the most unusual, amazing and interesting stars we’ve discovered in our universe. Red giants, supernovas, hybrid stars, orbiting binaries, large stars, old stars, small stars, we’ve discovered thousands of stars within our milky way galaxy. Astronomers use incredible tools to figure out the characteristics

Tweet it! – http://bit.ly/qqGvk4 Facebook it! – http://on.fb.me/ofYl5h Like us – http://on.fb.me/r4wcFh Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute! In this episode, I revisit the wave particle duality and present an intuitive analogy for understanding how it works. New music by Nathaniel

Why did Schrödinger devise this strange thought experiment? This video was sponsored by Google Pixel 6. Learn more today at TMobile https://www.t-mobile.com/offers/google-phone-deals Schrödinger’s cat plushie and pin → https://store.dftba.com/collections/physics-girl/products/schrodingers-cat-plushie Creator/Host: Dianna Cowern Editor: Levi Butner Animations: Keegan Larwin Special thank you to our X-Ray tier patrons: Carlos Patricio, David Cichowski, Eddie Sabbah, Fabrice Eap, Gil

Prove πR² using only beads and a ruler! I first saw this proof in an article by Russell Jay Hendel, Dowling College: http://bit.ly/LQlwQw minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics And twitter – @minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics — all

Tweet it – http://bit.ly/okHiQ7 Facebook it – http://on.fb.me/qA1dYk minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute! In this episode we explain what quantum tunneling is and how it works! To see quantum

How do we know atoms exist? And just how big are they? Pi day (3.14) is Albert Einstein’s Birthday! To celebrate, we’ll explain 4 of his most groundbreaking papers from 1905, when he was just 26 years old. minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics And twitter – @minutephysics Minute Physics

These 5 holiday-themed physics experiments will keep you and your family busy with science during the winter holidays! All experiments involve materials found around the house. Parental supervision advised . Flame Eraser – put out a candle by pouring CO2 over the flame! Easy-to-do experiment, and CO2 is made from household ingredients: Baking soda and

Pink doesn’t exist! Tweet it – http://bit.ly/panYYg Facebook it – http://on.fb.me/nxhind minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute! Music by Nathaniel Schroeder youtube: http://bit.ly/pakJLE myspace: http://mysp.ac/qtmZQj Created by Henry Reich Created

Footnote to the main video here: https://youtu.be/HUti6vGctQM Feedback loops and spurious correlations! REFERENCES: Spurious correlations: http://www.tylervigen.com/spurious-correlations Loopy by Nicky Case: http://ncase.me/loopy/ CERN/CMS paper on di-photon excess: https://cds.cern.ch/record/2139899 Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters: http://www.minutephysics.com/supporters/ MinutePhysics is on twitter – @minutephysics And facebook – http://facebook.com/minutephysics And Google+ (does anyone use this any more?)

How does the eye compare to a camera? How do they work, and will camera technology ever get to the point where you would want to replace your eyeball with a camera? More on color perception: https://www.youtube.com/watch?v=uNOKWoDtbSk Vote for PBS Digital Studios Webby! Voting ends April 21st, 2016 https://pv.webbyawards.com/2016/online-film-video/video-channels-and-networks/science-education http://physicsgirl.org/ Tweets by thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl

Thanks to Skillshare for supporting this video: http://skl.sh/MinutePhysics for 2 free months! This video is about a multistable perceptual illusion, similar to the hollow face illusion, whereby maps or aerial or satellite photos look upside down/inside out, ie, concave (valley) parts look convex and convex (mountainous) parts look concave. Just flip the images around and

What are time crystals? How do scientists make one on a quantum computer. Click https://helixsleep.com/physicsgirl for up to $200 off your Helix Sleep mattress plus two free pillows! Free shipping within the US! #helixsleep Support Physics Girl videos → https://www.patreon.com/physicsgirl Special thank you to our X-Ray tier patrons: Carlos Patricio, David Cichowski, Eddie Sabbah, Fabrice

If you liked this video check out these: HOME CHALLENGE: 20 Easy Experiments in 5 mins Laser Cooling: Special thanks to our Sally Ride level patrons: Alejandro Gutierrez, Brian O’Connell, David Cichowski, Fabrice Eap, Henning Bitsch, Kenneth Hunter, Margaux Lopez, Patrick Olson, Vikram Bhat, wc993219. Join the Physics Girl Patreon community! ►► https://www.patreon.com/physicsgirl Creator/Host: Dianna

Wine legs aka wine tears or wine fingers are stranger than they seem. Check out Vsauce3 Can You Survive the Movies! Zero G with Veritasium and e-penser: Bursting Dropletes – The Lutetium Project Thanks to http://physicsgirl.org/ Tweets by thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator/Host: Dianna Cowern Editor: Levi Butner Writer: Anna Leonard Producer: Imogen Ashford Thanks to

The moon may be 1.3 light-seconds away, but why on earth do we measure distances using time? minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics And twitter – @minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute! Music by Nathaniel

Now that you know about the sun, do you want to learn about quantum tunneling? http://bit.ly/p7l3gv Sorry I’m late – I was busy working on freddiew’s new video: http://bit.ly/n73Uwj minutephysics is now on Google+ – http://bit.ly/qzEwc6 And facebook – http://facebook.com/minutephysics Tweet it! – http://bit.ly/nRmI7m Facebook it! – http://on.fb.me/nzRurH Minute Physics provides an energetic and entertaining