TED Talks
Claire Wardle: How you can help transform the internet into a place of trust
How can we stop the spread of misleading, sometimes dangerous content while maintaining an internet with freedom of expression at its core? Misinformation expert Claire Wardle explores the new challenges of our polluted online...
SciShow
Why Do We Get Colds When It's Cold?
The temperature drops and you're more likely to get a cold: Is this correlation or causation?
SciShow
Can Sneezing Make Your Eye Pop Out?
When you were a kid, one of your friends probably told you that if you sneezed with your eyes open, your eyeballs would pop out of your head. But that can't really happen... right?
SciShow
Some of Earth’s Water Was Created by the Sun? | SciShow News
The source of earth's water is something of a mystery, and some scientists are starting to think that the sun might have provided the special ingredients to help.
SciShow
The Moth That Drinks Bird Tears & 6 Other Absurd Diets
These organisms don’t just dabble in out-of-the-box delicacies, they make some really bizarre dietary choices! Chapters View all FRUIT-EATING CROCODILES 0:57 SNAIL-SLURPING SNAKES 3:14 SHELL-CRUNCHING CATERPILLAR 5:31 PORTA-POTTY PITCHER...
SciShow
Setting Spaceships on Fire
What's more exciting than a spaceship? A spaceship on Fiya! NASA plans on playing with fire. Caitlin Hofmeister explains in this episode of SciShow Space!
SciShow
How Much Does the Sun Affect Earth’s Climate?
The sun is obviously a big factor in the earth's weather, but changes in the solar cycle don't always affect our climate in straightforward ways.
SciShow
New Genetic Clues to the Mystery of Your Giant Brain
Big-brained scientists have found the mechanism that may have allowed their brains (and all humans') to get so big.
SciShow
Science and Gun Violence
Hank looks for some things science can add to the conversation about guns and gun violence in the wake of the tragedy last week in Newtown, Connecticut. Our deepest sympathies are with the community of Sandy Hook, and with anyone whose...
TED Talks
TED: The good news on poverty (Yes, there's good news) | Bono
Human beings have been campaigning against inequality and poverty for 3,000 years. But this journey is accelerating. Bono "embraces his inner nerd" and shares inspiring data that shows the end of poverty is in sight … if we can harness...
Crash Course
The 17th Century Crisis: Crash Course European History
The 17th Century in Europe was pretty rough in a lot of ways. The Thirty Years War involved a lot of countries, and a lot of battles, and it was terrible for everyone involved, as wars have aa historical tendency to be. At the same time,...
Be Smart
What's the Deadliest Animal in the World?
The world's deadliest animal may be closer than you think.
TED Talks
Richard Resnick: Welcome to the genomic revolution
Cheap and fast genome sequencing is about to turn health care (and insurance, and politics) upside down. Richard Resnick shows how, in this accessible talk.
SciShow
This AI Doesn’t Need Any Help from Humans
Scientists have developed a new AI that can teach itself how to be the master of an ancient board game.
SciShow
Does Lactic Acid Really Cause Muscle Pain?
For decades, lactic acid has taken the blame for the muscle pain you feel when you exercise - but does it really deserve its bad reputation?
TED Talks
Dan Pink: The puzzle of motivation
Career analyst Dan Pink examines the puzzle of motivation, starting with a fact that social scientists know but most managers don't: Traditional rewards aren't always as effective as we think. Listen for illuminating stories -- and...
SciShow
How to Predict the Odds of Anything
Statistics! They're every scientist's friend. But they can be easy to misinterpret. Check out this thought exercise with Hank to understand how some mental kung fu known as Bayesian reasoning can use stats to draw some downright...
SciShow
3 Weird Stars You Can See with the Naked Eye
These three stars can easily be seen with the naked eye, but it took some fancy telescopes for us to realize how weird they really are!
PBS
The First Humans on Mars
Elon Musk's SpaceX program proposes that 100 people could be sent to colonize Mars within 10 years. What might that colony look like?
TED Talks
Alex Steffen: The shareable future of cities
How can cities help save the future? Alex Steffen shows some cool neighborhood-based green projects that expand our access to things we want and need -- while reducing the time we spend in cars.
TED-Ed
TED-Ed: A brief history of plural words - John McWhorter
All it takes is a simple S to make most English words plural. But it hasn't always worked that way (and there are, of course, exceptions). John McWhorter looks back to the good old days when English was newly split from German -- and...
SciShow
Bdelloids: The Most Hardcore Animals in the World?
Bdelloid rotifers have a superpower. If their DNA is shredded to pieces, whether from a lack of water or a blast of radiation, they can put it back together.
SciShow
THE CICADAS ARE COMING!
Cicadas have developed an amazing strategy for growth, survival, reproduction, and overcoming predation by...doing nothing. They do nothing for years (except sip at the juice excreted from root structures) before emerging in huge,...
SciShow
Why Ouija Boards Are So Convincing
If you've ever played with a ouija board, you might have gotten the spooky sensation of an other worldly presence. But really, that's just your brain playing tricks on you.