TED-Ed
TED-Ed: Why do you want to squeeze cute things? | Joshua Paul Dale
Watching a kitten fumbling around, it might feel as if you've never encountered anything so devastatingly adorable in your mortal life. You may want to pet its soft fur and kiss its tiny head. But you may also feel the conflicting...
TED Talks
TED: Hamilton vs. Madison and the birth of American partisanship | Noah Feldman
The divisiveness plaguing American politics today is nothing new, says constitutional law scholar Noah Feldman. In fact, it dates back to the early days of the republic, when a dispute between Alexander Hamilton and James Madison led the...
PBS
Habitable Exoplanets Debunked!
When we say a planet is habitable, we aren't REALLY saying what we think we are saying. 'Habitable' means something else. Is Kepler 186f habitable, in the true sense of the word? And if not, what other planets should we be looking at?...
SciShow
An Ode to Salps: Our Gelatinous Marine Cousins
Salps are more than just strange balls of goo drifting through the sea—in fact, they’re more closely related to us than they are to jellyfish, and play a huge role in marine ecosystems and the global carbon cycle as the “vacuum cleaners...
SciShow
Why Do We Need Yearly Flu Shots, but Not Measles Shots?
Unlike measles, Influenza requires a fresh shot of vaccines every year. But why?
SciShow
How to Eat When You Don't Have a Mouth: Lessons From 5 Animals
Not all animals have a mouth, or even need one to eat! These different feeding strategies can teach us a lot about our ancestors and how they went from not needing a mouth at all to only eating with one.
3Blue1Brown
Researchers thought this was a bug (Borwein integrals)
Correction: 4:12 The top line should not be there, as that integral diverges Timestamps 0:00 - The pattern 4:45 - Moving average analogy 10:41 - High-level overview of the connection 16:14 - What's coming up next
SciShow
The Universe Is Expanding... But Not Everywhere
The Universe is expanding which means distant galaxies are only moving farther away from us. So in the farthest future, will our night sky be empty?
PBS
When Quasars When Quasars Collide STJC
In this video, we discuss the reports about the detection of a pair of supermassive black holes orbiting only one light year apart from each other. Studying the dance of these giants should tell us a ton about how black holes grow.
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
What If the Large Hadron Collider Made a Black Hole?
Making a black hole in a particle accelerator sounds… a bit dangerous, to say the least, but scientists think that it could be possible! Here's why it probably wouldn't be dangerous -- and might even teach us something.
SciShow
What is Sarin Gas
Hank discusses the chemistry of sarin, the nerve agent that killed more than 1400 people in a chemical weapons attack in Syria.
PBS
Why the Big Bang Definitely Happened
We pretty much know for sure that the universe was once extremely small, and extremely hot. And we know that something set it in motion, expanding rapidly and continuing to do-so today. But the actual moment of 'the Big Bang' is still a...
MinutePhysics
What is Sea Level
An oblate spheroid is a special case of an ellipsoid where two of the semi-principal axes are the same size.
SciShow
The Secrets of Life’s Toughest Material
One of the toughest materials known to science is made not by humans, but by nature... and it's inside of oysters.
SciShow
7 Bizarre Uses for Animal Secretions
You're probably aware of lots of the things we take from animals, but for centuries, humans have been sneaking animal secretions into a bunch of things you probably didn't know about, like your Easter candy, your Mom's perfume, and even...
TED-Ed
TED-ED: Why is being scared so fun? - Margee Kerr
At this very moment, people are lining up somewhere to scare themselves, be it with a thrill-ride or a horror movie. In fact, in October of 2015 alone, about 28 million people visited a haunted house in the US. But you might wonder: What...
TED Talks
María Neira: This is your brain on air pollution
Air pollution knows no borders -- even in your own body, says public health expert María Neira. In this startling talk, she describes how the microscopic particles and chemicals you breathe affect all your major organs (including your...
SciShow
Mental Health Apps: How Medicine Can Keep Up With Tech
There are thousands of mental health apps out there claiming to do everything from easing insomnia to treating PTSD symptoms, but are those really effective?
SciShow
The Only Non-Human Mammal that Farms
This week, we discovered that some gophers are not the pests they’re made out to be, perhaps even sharing some of the farming behaviors of humans. And a martian rock a million years in the making finally has its origin story.
MinutePhysics
Why It's Impossible to Tune a Piano
Pianos can't be perfectly tuned - it's a mathematical fact!
SciShow
Will There Ever be a Cure for the Common Cold?
Medicine has made leaps and bounds in treating illnesses in the last century, but are they ever going to get around to curing the common cold? We might be closer than you think.
TED Talks
Jonathan Klein: Photos that changed the world
Photographs do more than document history -- they make it. At TED University, Jonathan Klein of Getty Images shows some of the most iconic, and talks about what happens when a generation sees an image so powerful it can't look away -- or...
SciShow
How Moon Rocks Revolutionized Astronomy
Getting our hands on a few moon rocks radically changed our understanding of the solar system!