TED Talks
Sugata Mitra: Build a School in the Cloud
Onstage at TED2013, Sugata Mitra makes his bold TED Prize wish: Help me design the School in the Cloud, a learning lab in India, where children can explore and learn from each other -- using resources and mentoring from the cloud. Hear...
Bozeman Science
Total Energy
In this video Paul Andersen explains how the total energy of a system is the combination of kinetic, potential and internal energy of the objects. He then shows you how to calculate the kinetic energy, gravitational potential energy, and...
TED-Ed
Can you win a game of quantum foosball? | Matteo Fadel
After a long day working on the particle accelerator, you and your friends head to the arcade to unwind. The lights go out for a second, and when they come back, there before you gleams a foosball table. Always game, you insert your...
Bozeman Science
Free-Body Diagrams
In this video Paul Andersen explains how free-body diagrams can be used to solve kinematics problems. The only two parts of a free-body diagram are the object and all external forces acting on the object. Numerous situations are...
Bozeman Science
Free Energy and the Equilibrium Constant
In this video Paul Andersen explains how thermodynamic and equilibrium reasoning can be related through changes in free energy and the equilibrium constant. When the delta G is negative the reaction shifts to the right or favors...
SciShow
Faster Than Light Facts, Horny Little Man, and Worst Science Movie Winner!
Hank gets to the bottom of this "faster-than-the-speed-of-light-neutrino" kerfuffle, discusses some ancient stuff, and announces the winner of the award for worst science in a film
SciShow
Using One of the Deadliest Neurotoxins for Beauty... and Medicine?
Botox is a prescription drug best known for its cosmetic use, but its active ingredient is one of the deadliest biological substances known to mankind.
Be Smart
How to Figure Out the Day of the Week For Any Date Ever
You might think that computers are the only things that run algorithms, but you're wrong. Here's a neat mental trick for calculating the day of the week for any day ever, developed by famous mathematician John H. Conway.
SciShow
The Times and Troubles of the Scientific Method
UPDATE: We got a couple of things wrong when it comes to gravity (particularly that it has nothing to do with photons). Science is working tirelessly night and day to disprove its own theories about how the universe works (or at least,...
SciShow
Egyptian Blue: How an Ancient Pigment Could Save Lives
The world’s first artificial pigment, Egyptian blue, may help scientists prevent forgery and even save lives.
SciShow
Blood Scrubbing Nano Magnets
SciShow explains a new breakthrough in our battle against pathogens: nano magnets that clean the blood! Chapters View all MAGNETS! 0:01 MAGNETIC NANOBEADS 1:15 IT WORKS! 1:58
SciShow
Fermi Bubbles Our Galaxy’s Giant Gamma Ray Mystery
Fermi bubbles are made up of gamma rays, but where they came from is still up for debate. Did they come from a star-forming region, or the black hole at the middle of our galaxy?
Bozeman Science
Equivalence Principle
In this video Paul Andersen explains how inertial mass and gravitational mass are equivalent. He shows you too simple methods for calculated individual inertial mass and gravitational mass. Albert Einstein used this principle to build...
MinuteEarth
Why Can't We Get Power From Waves?
Wave power hasn’t yet made a splash because it’s hard to use waves to spin turbines, and because the sea is a harsh place to build things. ___________________________________________ To learn more, start your googling with these...
SciShow
Kale Cauliflower and Brussels Sprouts Are the Same Species
Not to deter you from eating your vegetables, but what if we told you that certain parts of your salads, like kale, broccoli, and cauliflower were all the same species?
TED-Ed
TED-Ed: Can you outsmart a troll (by thinking like one)? | Claire Wardle
Your town is holding a mayoral election and the stakes have never been higher. You suspect one of the candidates will begin pushing false information to swing the election. As the cybersecurity expert, your job is to inoculate the...
Bozeman Science
Neutralization Reaction
In a neutralization reaction (or acid-base reaction) a proton is transferred from the Brinsted--Lowry acid to the Brinsted--Lowry base. Water is amphoteric and so it can serve as either an acid or a base in a neutralization reaction. The...
SciShow
How Do Babies Become Bilingual?
Have you ever seen a kid talk to her friends in English, but to her mom in Spanish? Learning a second language can be really hard for adults, so how do bilingual babies learn two at the same time?
SciShow
Dinosaurs Probably Weren't Cold-Blooded, According to Eggshells
Scientists can find answers in some pretty unusual places, and recently they found some evidence that dinosaurs weren't cold-blooded by looking at... eggshells?
TED Talks
TED: Why you should talk to strangers | Kio Stark
When you talk to strangers, you're making beautiful interruptions into the expected narrative of your daily life -- and theirs, says Kio Stark. In this delightful talk, Stark explores the overlooked benefits of pushing past our default...
Bozeman Science
Chi-squared Test
Paul Andersen shows you how to calculate the ch-squared value to test your null hypothesis. He explains the importance of the critical value and defines the degrees of freedom. He also leaves you with a problem related to the animal...
SciShow
The Future of Interstellar Communication
How will we communicate with the ships that we send to other stars? Scientists think the answer might involve using the sun as a giant lens to strengthen the signal.
TED Talks
Arnav Kapur: How AI could become an extension of your mind
Try talking to yourself without opening your mouth, by simply saying words internally. What if you could search the internet like that -- and get an answer back? In the first live public demo of his new technology, TED Fellow Arnav Kapur...
SciShow
How to Upload Your Mind
Uploading your mind to a computer might one day let humans cheat death. The technology’s a long way off, but researchers are working on closing that gap. This episode was brought to you and inspired by the movie Self/less.