SciShow
Do Surgical Masks Protect You from Viruses?
You often see people wearing surgical masks or respirators during flu season, but do they even do anything?
PBS
Can Video Games Become the Next Spectator Sport?
As our South Korean friends can confirm, video games can most definitely be a spectator sport. But will they ever catch on in a huge way in the good ol' U.S. of A?
TED Talks
TED: How fake news does real harm | Stephanie Busari
On April 14, 2014, the terrorist organization Boko Haram kidnapped more than 200 schoolgirls from the town of Chibok, Nigeria. Around the world, the crime became epitomized by the slogan #BringBackOurGirls -- but in Nigeria, government...
TED-Ed
TED-ED: Can you solve the dragon jousting riddle? - Alex Gendler
After years of war, the world’s kingdoms have come to an agreement. Every five years, teams representing the elves, goblins, and treefolk will compete in a grand tournament of dragon jousting. You have the important job of recording the...
TED Talks
TED: The real-life superheroes helping Syrian refugees | Feras Fayyad
Society has a set of stories it tells itself about who refugees are and what they look like, says documentarian and TED Fellow Feras Fayyad. With his films, he's on a mission to separate the facts about refugees from fiction, as a form...
TED Talks
Dayananda Saraswati: The profound journey of compassion
Swami Dayananda Saraswati unravels the parallel paths of personal development and attaining true compassion. He walks us through each step of self-realization, from helpless infancy to the fearless act of caring for others.
SciShow
Why Does My Face Turn Red When I'm Angry?
Have you ever wondered why your face turns red when you’re angry? Check out this SciShow Quick Question to learn why!
TED Talks
Paul Gilding: The Earth is full
Have we used up all our resources? Have we filled up all the livable space on Earth? Paul Gilding suggests we have, and the possibility of devastating consequences, in a talk that's equal parts terrifying and, oddly, hopeful.
Be Smart
Does Someone Else Have Your Face?
They say everyone has a doppelganger, but is that really true? This week we meet a young woman who found her own look-alike, and figure out how we actually recognize faces.
SciShow
Why Do We Get Nosebleeds?
One moment, you're fine. The next, moment it seems like your nose is recreating a scene from The Shining. Why do we get nosebleeds?
TED Talks
How web video powers global innovation - Chris Anderson
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. TED's Chris Anderson says the rise of web video is driving a worldwide phenomenon he calls Crowd Accelerated...
TED-Ed
TED-ED: The many meanings of Michelangelo's Statue of David - James Earle
We typically experience classic works of art in a museum, stripped of their original contexts, but that serene setting can belie a tumultuous history. Take Michelangelo's statue of David: devised as a religious symbol, adopted as a...
TED Talks
TED: How we can face the future without fear, together | Rabbi Lord Jonathan Sacks
It's a fateful moment in history. We've seen divisive elections, divided societies and the growth of extremism -- all fueled by anxiety and uncertainty. "Is there something we can do, each of us, to be able to face the future without...
SciShow
Why Scientists are Giving Robots Human Muscles
Human-robot hybrids are advancing quickly, but the applications aren't just for complete synthetic humans. There's a lot we can learn about ourselves in the process.
TED-Ed
TED-Ed: Why plague doctors wore beaked masks | TED-Ed
The year is 1656. Your body is wracked by violent chills. Your head pounds and you're too weak to sit up. In your feverish state, you see a strange-looking man wearing a beak-like mask, his body covered from head to toe. Without seeing...
SciShow
What Causes Dimples?
Dimples! They're so cute, but surprisingly mysterious! What causes them naturally and how can we make them happen?
SciShow
What Causes Brain Freeze?
That terrible pain the befalls us when enjoying an icy treat! How does that happen? Is there a cure? Let Hank explain.
TED-Ed
TED-Ed: The survival of the sea turtle - Scott Gass
Watch the miraculous journey of infant sea turtles as these tiny animals run the gauntlet of predators and harsh conditions. Then, in numbers, see how human behavior has made their tough lives even more challenging.
SciShow Kids
Why Do I Have Freckles?
Do you know anyone with freckles? Maybe you have freckles yourself! Jessi has them, and she's been wondering what they are, where they come from, and why some people have them and some people don't!
TED Talks
TED: How to topple a dictator | Srdja Popovic
People-powered resistance: can it work? Srdja Popovic led the nonviolent movement that took down Milosevic in Serbia in 2000; he lays out the plans, skills and tools that a people-powered movement needs -- from nonviolent tactics to a...
SciShow
7 of the Most Uniquely Fierce Sharks
Sharks come in a lot of different shapes and sizes and many of them don't look like the ones you see in movies. Here are seven sharks that went down some decidedly strange evolutionary paths.
SciShow
Stevie Boebi and Huckleberry the Beaver: SciShow Talk Show
Hank is joined this week by Stevie Boebi, lesbian sex expert and host of her own YouTube channel, as well as Jessi and Huckleberry from Animal Wonders!
TED Talks
TED: 5 ways to lead in an era of constant change | Jim Hemerling
Who says change needs to be hard? Organizational change expert Jim Hemerling thinks adapting your business in today's constantly-evolving world can be invigorating instead of exhausting. He outlines five imperatives, centered around...