Crash Course
Social Thinking: Crash Course Psychology
Why do people do bad things? Is it because of the situation or who they are at their core? In this week's episode of Crash Course Psychology, Hank works to shed a little light on the ideas of Situation vs. Personality. Oh, and we'll have...
TED Talks
Sendhil Mullainathan: Solving social problems with a nudge
MacArthur winner Sendhil Mullainathan uses the lens of behavioral economics to study a tricky set of social problems -- those we know how to solve, but don't. We know how to reduce child deaths due to diarrhea, how to prevent...
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
This Tortoise Has a Taste for Blood | SciShow News
You're entering a world, where one of the most blood thirsty predators, is a giant tortoise
SciShow
Sleep: Why We Need It and What Happens Without It
What happens when you don't sleep? And why do we need to do it anyways? Hank explains the science of sleep: the cause, the benefits, and who holds the record for going without it!
SciShow
Why Do Dogs Pant?
You’ve seen dogs pant, but do you know why they do it? And is it true that dogs can’t sweat? Quick Questions has the answers!
Bozeman Science
Thinking in Causation - Level 2 - Testing Causes
In this video Paul Andersen shows conceptual thinking in a mini-lesson on testing causes. TERMS: Tests - a planned act that is done to learn something Cause - a thing that gives rise to an event Support - to give assistance to Refute -...
TED Talks
TED: Why we need to rethink capitalism | Paul Tudor Jones II
Paul Tudor Jones II loves capitalism. It's a system that has done him very well over the last few decades. Nonetheless, the hedge fund manager and philanthropist is concerned that a laser focus on profits is, as he puts it, "threatening...
SciShow
This Fish Bulks Up When Danger is Near
Sometimes the hairs on the back of your neck raise up when you sense that danger might be near, but what if you were also able to bulk yourself up like a muscular balloon to fend off that danger? This fish, it turns out, can do exactly...
SciShow
The Science of Screaming, And What Was the Biggest Dinosaur?
Scientists dissect the human scream for the first time, and also re-think what was thought to be the biggest dinosaur in the world.
SciShow
Raccoons Don’t Really Wash Their Food
Raccoons are famous for "washing" their food, but this behavior, called dousing, isn't really about cleanliness.
TED Talks
TED: Zombie roaches and other parasite tales | Ed Yong
In this fascinating, hilarious and ever-so-slightly creepy talk, science writer Ed Yong tells the story of his favorite parasites -- animals and organisms that live on the bodies (and brains!) of other organisms, causing them to do their...
SciShow
Why Are So Many Pro Athletes Lefties
Only 10% of the world is left handed, so why are so many athletes lefties?
SciShow
Why Do We Smile
Many species show off their teeth as a threat, so where did humans get our friendly smiles?
TED-Ed
TED-ED: How do birds learn to sing? _ Partha Mitra
A brown thrasher knows a thousand songs. A wood thrush can sing two pitches at once. A mockingbird can match the sounds around it - including car alarms. These are just a few of the 4,000 species of songbirds. How do these birds learn...
TED Talks
Wendy De La Rosa: 3 psychological tricks to help you save money
We all want to save more money -- but overall, people today are doing less and less of it. Behavioral scientist Wendy De La Rosa studies how everyday people make decisions to improve their financial well-being. What she's found can help...
TED Talks
Seth Priebatsch: The game layer on top of the world
In this far-seeing talk, Seth Priebatsch shows how game dynamics are reshaping the world -- from a classroom where students "level up" instead of being graded ,to a pervasive game called "happy hour" that you may already be playing. Get...
SciShow
SciShow Quiz Show: The Science of Puppies!
SciShow Quiz Show is back, with familiar faces Hank Green and Lindsey Doe matching wits about ancient science, puppies, and all kinds of words that have “sex” in them!
TED Talks
The surprising decline in violence - Steven Pinker
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Steven Pinker charts the decline of violence from Biblical times to the present, and argues that, though it may...
TED Talks
TED: Does money make you mean? | Paul Piff
It's amazing what a rigged game of Monopoly can reveal. In this entertaining but sobering talk, social psychologist Paul Piff shares his research into how people behave when they feel wealthy. (Hint: badly.) But while the problem of...
SciShow
Why Pandas LOVE Rolling in Horse Manure
If you’re lucky enough to witness a panda applying a ripe layer of horse poop body paint to itself, you might assume it is a similar behavior to a dog frolicking in the stink of a dead animal. But in actuality, these pandas are reducing...
SciShow
How Political Questions Mess with Your Brain
It’s an election year, which means you’ve probably been bombarded with polls asking you questions about candidates and issues. But is information the only thing pollsters are after? Questions are often more than just questions. They can...
SciShow
Do Animals Mourn Their Dead?
We can't know if or how animals understand death, but behavioral changes in some species could mean they experience something similar to human grief.
TED Talks
Emily Oster: Flip your thinking on AIDS in Africa
Emily Oster re-examines the stats on AIDS in Africa from an economic perspective and reaches a stunning conclusion: Everything we know about the spread of HIV on the continent is wrong.