SciShow
8 Incredible Things We Can Learn From Octopuses
Octopuses have tons of strange and amazing adaptations that help them live their best lives underwater. And those incredible traits could help us in many ways. Chapters View all 1 SUPER-STRONG SUCTION 1:29 2 HOW TO BUILD ADAPTABLE ROBOTS...
TED-Ed
How do antidepressants work? | Neil R. Jeyasingam
In the 1950s, the discovery of two new drugs sparked what would become a multi-billion dollar market for antidepressants. Neither drug was intended to treat depression at all— many doctors and scientists believed psychotherapy was the...
SciShow
Here's What DNA Really Looks Like
There’s more to DNA than just the double helix we know and love: under some conditions this familiar molecule can take on unfamiliar forms, each of which can have a different impact on our health.
SciShow
The Black Hole at the Center of Our Galaxy: Don't Panic!
SciShow Space explores the supermassive black hole spinning at the center of our galaxy, and how we've all learned to live with it in harmony.
TED Talks
Phil Borges: Photos of endangered cultures
Photographer Phil Borges shows rarely seen images of people from the mountains of Dharamsala, India, and the jungles of the Ecuadorean Amazon. In documenting these endangered cultures, he intends to help preserve them.
3Blue1Brown
But WHY is a sphere's surface area four times its shadow?
Two proofs for the surface area of a sphere
SciShow
Does a Strong Immune System Make Colds Worse?
Not everyone who is infected by a cold virus actually shows symptoms. In fact, people who seem to experience symptoms like a sore throat and stuffy nose more often may actually have more robust immune systems!
TED Talks
TED: How the military fights climate change | David Titley
Military leaders have known for millennia that the time to prepare for a challenge is before it hits you, says scientist and retired US Navy officer David Titley. He takes us from the humanitarian catastrophe in Syria to the icy shores...
PBS
The Great American Eclipse
Get your eclipse glasses ready because the a total solar eclipse is an astronomical event unlike any other.
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 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...
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.
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.