From Minute Physics. Thanks to the Heising Simons Foundation for their support of this video (and of short range gravity research). This video is about how little we know about the behavior of gravity at short length and distance scales, what the constraints are on the inverse square law/Newton’s law of universal gravitation, at the…

From Minute Physics. Thanks to Brilliant for supporting this video! The first 200 people to go to https://brilliant.org/MinutePhysics will get 20% off a premium subscription to Brilliant. Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics This video is about how I designed and made my own custom mute guitar pedal for my clip-on mic and piezo pickup on…

From Minute Physics. Go to http://www.dashlane.com/minutephysics to download Dashlane for free, and use offer code minutephysics for 10% off Dashlane Premium! Watch the main video: https://www.youtube.com/watch?v=lvTqbM5Dq4Q Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics This video explains how Shor’s Algorithm factors the pseudoprime number 314191 into its prime factors using a quantum computer. The quantum computation relies on…

From Minute Physics. Go to http://www.dashlane.com/minutephysics to download Dashlane for free, and use offer code minutephysics for 10% off Dashlane Premium! Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics This video explains Shor’s Algorithm, a way to efficiently factor large pseudoprime integers into their prime factors using a quantum computer. The quantum computation relies on the number-theoretic analysis…

From Minute Physics. Thanks to http://brilliant.org/minutephysics for supporting MinutePhysics – get 20% a premium subscription at http://brilliant.org/minutephysics Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters: http://www.minutephysics.com/supporters/ This video is about compressed air cans (aka gas dusters) and why they get cold when you spray them. They cool off because the refrigerant inside (1,1-difluoroethane) is…

From Minute Physics. Get a free trial of Audible at https://audible.com/minutephysics or by texting ‘minutephysics’ to 500500 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 This joke video is about how Internet Service Providers (aka ISPs, internet companies, telecommunications companies, etc) violate the…

From Minute Physics. Thanks to @AstroKatie (http://astrokatie.com, http://twitter.com/astrokatie) for the collaboration! Go to http://www.brilliant.org/minutephysics for free daily science puzzles Here’s the original twitter thread https://twitter.com/astrokatie/status/1066526148149108736 Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters: http://www.minutephysics.com/supporters/ This video is about the cosmic distance scale and how we see objects farther away in space (ie at higher…

From Minute Physics. To keep your brain sharp with quick daily math & science puzzles, head to http://www.brilliant.org/minutephysics This video is about how to create muons in a particle accelerator via bombardment of heavy nuclei with protons, which results in creation of charged pions (plus and minus). The pions then decay into muons and mu…

From Minute Physics. Need a last minute holiday gift idea? Go to https://www.brilliant.org/minutephysics for 20% off a premium subscription to Brilliant (can be given as a gift). 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?)…

From Minute Physics. Thanks to Brilliant.org for supporting MinutePhysics! The first 200 people who go to http://www.brilliant.org/minutephysics will get 20% off a Premium Subscription to Brilliant. This video is about how terrestrial muons are part of our experimental proof of time dilation, length contraction, and special relativity in general. REFERENCES Cosmic Rays https://en.wikipedia.org/wiki/Cosmic_ray Terrestrial Cosmic…

From Minute Physics. Thanks to Brilliant.org for supporting MinutePhysics – the first 200 people to go to http://www.brilliant.org/minutephysics will get 20% off of a premium subscription to all of Brilliant’s courses and puzzles. Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters: http://www.minutephysics.com/supporters/ This video is about the original cold fusion: μ muon-catalyzed cold fusion…

From Minute Physics. Thanks to LEGO for sponsoring this video. Find your own LEGOs at https://shop.lego.com/?cmp=SOC-OneMinutePhysics or https://shop.lego.com/product?p=21309&cmp=SOC-OneMinutePhysics This video is about Tuned Mass Dampers, which can be used to reduce or avoid unwanted vibrations, swaying, swinging, bending, etc on engineered structures ranging from buildings, skyscrapers, electricity power transmission lines, airplane engines, formula one race…

From Minute Physics. Go to http://brilliant.org/MinutePhysics for 20% off a premium subscription to Brilliant! Mark Rober’s youtube channel: https://www.youtube.com/markrober This video is chapter 8 in my series on special relativity, and it presents a hands-on explanation of the resolution to the Twins Paradox using the mechanical minkowski diagram, aka mechanical Lorentz transformation, aka spacetime globe.…

From Minute Physics. Watch the original video in Spanish here: https://www.youtube.com/watch?v=J2Vkv5GQXww This video is about how the physics and chemistry of sugar (in particular, how it melts, and how it caramelizes) is more complicated than you might think. It involves fructose, sucrose, glucose, and a sticky mess. Credits: Gallium melting footage by WorkshopScience https://www.youtube.com/watch?v=jow4idr6HNs Chill…

From Minute Physics. Check out Grant’s channel: 3blue1brown: https://www.youtube.com/3blue1brown This video recounts a lecture by Richard Feynman giving an elementary demonstration of why planets orbit in ellipses. See the excellent book by Judith and David Goodstein, “Feynman’s lost lecture”, for the full story behind this lecture, and a deeper dive into its content. Tweet referenced…

From Minute Physics. Go to http://brilliant.org/MinutePhysics for 20% off a premium subscription to Brilliant! Mark Rober’s youtube channel: https://www.youtube.com/markrober This video is chapter 7 in my series on special relativity, and it covers the idea that some things AREN’T relative: there IS a sense of absolute length and absolute time, which can be agreed upon…