TED Talks
Wajahat Ali: The case for having kids
The global fertility rate, or the number of children per woman, has halved over the last 50 years. What will having fewer babies mean for the future of humanity? In this funny, eye-opening talk, journalist (and self-described exhausted...
TED Talks
Alexis Ohanian: How to make a splash in social media
In a funny, rapid-fire 4 minutes, Alexis Ohanian of Reddit tells the real-life fable of one humpback whale's rise to web stardom. The lesson of Mister Splashy Pants is a shoo-in classic for meme-makers and marketers in the Facebook age.
SciShow
How Volcanoes’ Music Could Help Us Predict Them
You might not think of volcanoes as particularly musical, but they do actually generate infrasound! And scientists may be able to use that sound to help predict when a volcano is about to erupt.
SciShow
6 Supplements That Might Actually Help You
More than half of Americans take a dietary supplement, but the truth is, most people don't need them. There are, however, a handful of supplements that can be helpful in some situations! Chapters BEET JUICE 2:58 ANTIOXIDANT MULTIVITAMINS...
SciShow
How to Find Dark Matter with a Billion Pendulums | SciShow News
Are you there Dark Matter? It's me, a billion pendulums.
TED Talks
TED: Robots that fly ... and cooperate | Vijay Kumar
In his lab at Penn, Vijay Kumar and his team build flying quadrotors, small, agile robots that swarm, sense each other, and form ad hoc teams -- for construction, surveying disasters and far more.
Crash Course
Elizabeth Key Crash Course Black American History
The legal system can seem like a complicated tangle of arcane rules and loopholes, and it can sometimes seem like it is designed to confuse. But it is possible, with the right application, for the legal system to rectify injustices....
Crash Course
Plessy v Ferguson and Segregation Crash Course Black American History
The United States' Constitution is not a very detailed document. It lays out the basic structure of government, and the details are filled in with legislation, and clarified and reinforced by court decisions. One of the most...
Crash Course
Energy & Chemistry: Crash Course Chemistry
Grumpy Professor Hank admits to being wrong about how everything is chemicals. But he now wants you to listen as he blows your mind with a new sweeping statement: everything (yes, really everything this time) is energy. What?! This week,...
PBS
The Facts About Dinosaurs & Feathers
Over the past 20 years, dinosaurs of all types and sizes have been found with some sort of fluff or even full-on plumage. These fuzzy discoveries have raised a whole batch of new questions so we're here to tell you everything we know...
PBS
Untangling the Devil's Corkscrew
In the late 1800s, paleontologists in Nebraska found huge coils of hardened sand stuck deep in the earth. Local ranchers called them Devil's Corkscrews and scientists called them Daemonelix. It was clear these corkscrews were created by...
SciShow
How Fake Internet Accounts Divide Us and How to Stop Yourself From Falling for Them
The people behind fake posts can rely on a few tricks to get you on board. But there are ways to spot them, and ways to avoid falling for what they have to say.
SciShow
Why Are So Many Pro Athletes Lefties
Only 10% of the world is left handed, so why are so many athletes lefties?
SciShow
Underwater Animals Are So Loud, They'd Damage Our Hearing
We often think of the ocean as a pretty serene, lovely place to relax. But it turns out there's quite a racket going on under the waves, and some of the culprits are not the animals you'd expect!
TED Talks
Geoff Mulgan: A short intro to the Studio School
Some kids learn by listening; others learn by doing. Geoff Mulgan gives a short introduction to the Studio School, a new kind of school in the UK where small teams of kids learn by working on projects that are, as Mulgan puts it, "for...
3Blue1Brown
The Wallis product for pi, proved geometrically
A proof of the Wallis product for pi, together with some neat tricks using complex numbers to analyze circle geometry.
TED Talks
Laurel Braitman: Depressed dogs, cats with OCD — what animal madness means for us humans
Behind those funny animal videos, sometimes, are oddly human-like problems. Laurel Braitman studies non-human animals who exhibit signs of mental health issues -- from compulsive bears to self-destructive rats to monkeys with unlikely...
SciShow
Weird Diagnostics
Hank goes over some of the more interesting ways that doctors can use to tell what might be wrong with you.
SciShow
Meet the Oilbird A Bird that Thinks its a Bat
In South America, there’s a flying animal that lives in colonies in caves, emerges at night in search for food, and navigates using echolocation... And it isn't a bat.
TED Talks
Beau Lotto and Cirque du Soleil: How we experience awe -- and why it matters
Neuroscientist Beau Lotto conducted an ambitious study with Cirque du Soleil on the emotion of awe and its psychological and behavioral benefits. In this talk and live performance, he shares some of their findings -- and stands back as...
TED Talks
TED: The military case for sharing knowledge | Stanley McChrystal
When General Stanley McChrystal started fighting al Qaeda in 2003, information and secrets were the lifeblood of his operations. But as the unconventional battle waged on, he began to think that the culture of keeping important...
PBS
Black Holes from the Dawn of Time
Primordial black holes may be lurking throughout our universe. How large are they, how many are out there and what would happen if they moved through our solar system?
SciShow
The Trouble with This Year's Flu Season
We here at SciShow know of two things that can help you get through this flu season: a flu shot, and watching this video. Make sure you do both!
SciShow
Denisovans: Our Mysterious Cousins That Made Us Better
During most of the past 2 million years or so, there were several species of hominins on Earth at any given time. Like, you might be familiar with our famous extinct cousins, the Neanderthals. But since 2010 we’ve been uncovering...