3Blue1Brown
Higher order derivatives | Essence of calculus, chapter 10
What is the second derivative? Third derivative? How do you think about these?
SciShow
Why Do Wet Floors Slip, But Wet Clothes Stick
A freshly-mopped floor is slippery, but a wet shirt is super-clingy... so what's the deal? Why can water make some things slick and other things sticky?
TED Talks
Gever Tulley: Life lessons through tinkering
Gever Tulley uses engaging photos and footage to demonstrate the valuable lessons kids learn at his Tinkering School. When given tools, materials and guidance, these young imaginations run wild and creative problem-solving takes over to...
TED Talks
Tony Fadell: The first secret of design is ... noticing
As human beings, we get used to "the way things are" really fast. But for designers, the way things are is an opportunity ... Could things be better? How? In this funny, breezy talk, the man behind the iPod and the Nest thermostat shares...
TED-Ed
TED-Ed: Why do you get a fever when you're sick? | Christian Moro
There are many mysteries around fever, but we do know that all mammals, some birds and even a few invertebrate and plant species feel fever's heat. It has persisted for over 600 million years of evolution. But it has a significant cost:...
3Blue1Brown
What is backpropagation really doing? Deep learning - Part 3 of 4
An overview of backpropagation, the algorithm behind how neural networks learn.
SciShow
The New Gel That Regrows Brains
A new healing gel helped mice regrow brain tissue after a stroke, and scientists suspect someone out there is producing a bunch of ozone-destroying CFCs in defiance of an international agreement!
SciShow
Why Are Self-Driving Cars Taking So Long
Self-driving cars have been “coming soon” for years. What’s so hard about making a machine that drives itself!?
TED Talks
TED: How augmented reality will change sports ... and build empathy | Chris Kluwe
Chris Kluwe wants to look into the future of sports and think about how technology will help not just players and coaches, but fans. Here the former NFL punter envisions a future in which augmented reality will help people experience...
TED-Ed
TED-ED: What's an algorithm? - David J. Malan
An algorithm is a method of solving problems both big and small. Though computers run algorithms constantly, humans can also solve problems with algorithms. David J. Malan explains how algorithms can be used in seemingly simple...
SciShow
Could we Have Universal Flu Vaccine?
Researchers are developing a flu vaccine with the potential to target many different strains at once. Also, bacterial meningitis may have something to do with special RNA.
SciShow
How Hackers Hack, and How To Stop Them
Hacking is tough, but stopping hackers can be even tougher.
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.
3Blue1Brown
Oh, wait, actually the best Wordle opener is not “crane”…
Contents: 0:00 - The Bug 3:31 - How the best first guess is chosen 8:54 - Does this ruin the game?
SciShow
The Science of Airport Security
Long lines, being patted down, and having your hands swabbed don't make for a wonderful day, but Michael Aranda explains the machines you encounter in airport security and the science and technology behind them.
3Blue1Brown
Why do prime numbers make these spirals?
A curious pattern in polar plots with prime numbers, together with discussion of Dirichlet's theorem
Crash Course Kids
Defining a Problem
So, how do engineers even figure out what problem needs to get fixed? And what's the difference between identifying a problem and just complaining about something. In this episode of Crash Course Kids, Sabrina talks about how we can all...
3Blue1Brown
What is backpropagation really doing? | Chapter 3, deep learning
An overview of backpropagation, the algorithm behind how neural networks learn.
TED-Ed
TED-ED: Where did English come from? - Claire Bowern
When we talk about 'English', we often think of it as a single language. But what do the dialects spoken in dozens of countries around the world have in common with each other, or with the writings of Chaucer? Claire Bowern traces the...
TED-Ed
TED-Ed: Would you weigh less in an elevator? - Carol Hedden
What happens when you jump in a moving elevator? Do you weigh more when you're going up and less when you're going down? Carol Hedden explores the relationship between gravity, weight, and relative motion, using a moving elevator to...
TED Talks
TED: The case to infect volunteers with COVID-19 to accelerate vaccine testing | Nir Eyal
Conventional vaccine testing is a slow, years-long process. As thousands of people continue to die each day from COVID-19, bioethicist Nir Eyal proposes a radical idea that could dramatically accelerate the vaccine development timeline:...
PBS
Why Haven't We Found Alien Life?
With millions of Earth like planets around sun like stars in our galaxy alone, why don't we see intelligent alien life? Or any other life for that matter? It gets especially weird when you factor in new scientific revelations that life...
TED Talks
TED: My long walk across India for women's freedom | Srishti Bakshi
There are 600 million women in India -- yet they are rarely seen outdoors after sunset because of safety concerns like harassment and catcalls. On a mission to create safer public spaces, women's rights advocate Srishti Bakshi talks...