TED Talks
TED: Why we need to end the War on Drugs | Ethan Nadelmann
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Is the War on Drugs doing more harm than good? In a bold talk, drug policy reformist Ethan Nadelmann makes an...
TED Talks
TED: Your words may predict your future mental health | Mariano Sigman
Can the way you speak and write today predict your future mental state, even the onset of psychosis? In this fascinating talk, neuroscientist Mariano Sigman reflects on ancient Greece and the origins of introspection to investigate how...
MinuteEarth
How This Sea Shell Knows the Weather in Greenland
Foraminifera - tiny, single-celled marine life forms - build gorgeous houses that record how much ice there is on the planet. FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some...
TED Talks
TED: How webtoons are changing movies and TV | Hyeonmi Kim
Pop culture is changing thanks to a different kind of storytelling, says digital strategist Hyeonmi Kim. They're called webtoons: comic-like illustrations published in short segments and meant to be read on a smartphone in five to 10...
SciShow
Music in Your DNA and A New Species of Human?
Is musical ability genetic? And were there more species of ancient humans than we once thought? SciShow News investigates!
SciShow
Meet Dragon Man, Humans’ Possible New Relative | SciShow News
In a bone-filled week, a rediscovered cranium from China might represent an entirely new species of human that's possibly our closest evolutionary relative. And, while studying a 5,000-year-old skeleton, scientists found evidence of what...
PBS
The Mathematics of Diffie-Hellman Key Exchange
Symmetric keys are essential to encrypting messages. How can two people share the same key without someone else getting a hold of it? Upfront asymmetric encryption is one way, but another is Diffie-Hellman key exchange.
SciShow
Ancient Plagues & A New Pandemic
Hank explores the science behind the topics of the day, including a look at the current "pandemic" of concussions in professional sports and new insights into what really caused the worst plagues in human history, and what it portends...
TED-Ed
TED-Ed: Why people fall for misinformation | Joseph Isaac
In 1901, David Hänig published research that led to what we know today as the taste map: an illustration that divides the tongue into four separate areas. It has since been published in textbooks and newspapers. There is just one...
SciShow
4 Real Inventions Inspired by Science Fiction
Where science fiction becomes science fact - that is the place Hank is exploring in today's episode of SciShow. Many inventions we use today were first imagined in stories that described fantastical futures. Hank talks about the origins...
SciShow
There Might be a New Kind of Habitable Planet!
Extreme environments full of life on Earth have led researchers to expand the definition of habitability to something that includes many more planets, potentially leading us to evidence of living things in a dramatically shorter time!...
TED Talks
Fiorenzo Omenetto: Silk, the ancient material of the future
Fiorenzo Omenetto shares 20+ astonishing new uses for silk, one of nature's most elegant materials -- in transmitting light, improving sustainability, adding strength and making medical leaps and bounds. On stage, he shows a few...
3Blue1Brown
The most unexpected answer to a counting puzzle: Colliding Blocks - Part 1 of 3
A puzzle involving colliding blocks where the number pi, vey unexpectedly, shows up.
PBS
Are Virtual Video Game Economies Becoming Real?
The idea that a collection of pixels can be sold for actual money might be confusing to some, as they are neither true "objects" you can hold nor "ideas" that can be considered intellectual property. But despite the lack of tangibility,...
SciShow
The Worst Nobel Prize Ever Awarded
SciShow explores the grim story of the lobotomy, the medical procedure that earned its inventor perhaps the most regrettable Nobel Prize in history.
TED Talks
TED: Super speed, magnetic levitation and the vision behind the hyperloop | Josh Giegel
What if your hour-long commute was reduced to just minutes? That's the promise of the hyperloop: a transit system designed around a pod that zooms through a vacuum-sealed space (roughly the size of a subway tunnel) at hyper-speed,...
SciShow
Migraines: Not Just Another Headache
If you've never had a migraine, you might think it's just a really bad headache. But if you've ever had them, or you know someone who does, you know that they're much worse -- and much more complicated -- than that. Hank explains the...
TED Talks
Stephen Friend: The hunt for "unexpected genetic heroes"
What can we learn from people with the genetics to get sick — who don't? With most inherited diseases, only some family members will develop the disease, while others who carry the same genetic risks dodge it. Stephen Friend suggests we...
Crash Course
Leonardo DiCaprio & The Nature of Reality: Crash Course Philosophy
Today Hank gains insight from that most philosophical of figures...Leonardo DiCaprio. In this episode, we’re talking about the process of philosophical discovery and questioning the relationship between appearance and reality by taking a...
MinuteEarth
How Physics Saved Two Million Premature Babies
Doctors beat back a disease that was killing tens of thousands of babies a year with a machine based on a simple principle of physics. FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here...
SciShow
How Space Tech Is Changing Life on Earth: 2020 Edition
We’ve developed thousands of technologies for space exploration, but luckily for us, sometimes those solutions apply to problems here on the ground, too.
SciShow
How African Dust Feeds Florida's Crops
Massive amounts of dust manage to travel all the way across the ocean, creating some powerful and surprising global effects!
SciShow
Our Smelly Solar System
Sight, sound, and yes, taste, have all helped humanity better understand space, but what about smells? Scientists think we have a pretty good idea of what some places smell like, and decoding astronomical aromas can be a good way of...
PBS
Extraterrestrial Superstorms
Earth has its share of monster storms, but even our most powerful hurricanes are a breeze compared to the great, planet-sized tempests of the gas giants.