SciShow
How We Know Star Wars Isn’t A Documentary | Compilation
Plot often trumps reality when portraying space in movies and, as a result, many films are full of inaccuracies. So how much fiction is actually written into some of our favorite movies? Movies mentioned (and potentially spoiled) in this...
SciShow
Do These Eyes Freak You Out?
If gigantic googly eyes make you want to run away, it’s because you are responding to a supernormal stimulus. But what is it, and why our brain responds to it?
Be Smart
Science of Marathon Running
So maybe we can't outrun cheetahs or antelope, but humans are uniquely adapted for long distance running. What does science have to say about marathon running? To find out, (and because I was feeling a little crazy) I decided to run one!...
Crash Course
The Limits of History: Crash Course History of Science
It's the final episode of our History of Science series and we thought it would be good to talk a little about some of the people we couldn't get to and some of the reasons we need to talk about diversity in scientists. Thanks for the...
Crash Course
Life and Longevity: Crash Course History of Science
It's time to have a look at the future of human life and how technology could possibly extend longevity. But, within that tech, are questions of ethics that are not always at the top of mind when the tech is being developed. In this...
Crash Course
The Century of the Gene: Crash Course History of Science
With the question “What is life?” addressed at the molecular level, humanity could finally cure all disease and live forever… Except, not really. It turns out we're complicated.
Crash Course
Controlling the Environment: Crash Course History of Science
Well, it wouldn't be too long after we started developing Ecology that we would try to control the environment. In some ways this was helpful and likely prevented a lot of people from starving. But, there have been a few downsides.
Crash Course
Air Travel and The Space Race: Crash Course History of Science
Like the Industrial or the Einsteinian Revolution, the Space Race is a trope, or way of organizing historical events into a story that makes sense. In this story, the two great powers that emerged after World War Two—the United States...
Crash Course
Ecology: Crash Course History of Science
We’ve explored the origins of modern biology, the earth sciences, and even the sciences of outer space. Now it’s time to put these disciplines together. It's Ecology time!!!
Crash Course
Intro to History of Science: Crash Course History of Science
Intro to History of Science: Crash Course History of Science #1
Crash Course
Micro-Biology: Crash Course History of Science
It's all about the SUPER TINY in this episode of Crash Course: History of Science. In it, Hank Green talks about germ theory, John Snow (the other one), pasteurization, and why following our senses isn't always the worst idea.
Crash Course
Eugenics and Francis Galton: Crash Course History of Science
After Darwin blew the doors off the scientific community, a lot of people did some weird and unscientific stuff with his ideas. Francis Galton and a few others decided natural selection could be used to make the human race "better" and...
TED-Ed
Why bats don't get sick | Arinjay Banerjee
Consider a bat that is infected with several deadly viruses, including ones that cause rabies, SARS, and Ebola. While this diagnosis would be lethal for other mammals, the winged wonder is totally unfazed, and may even spend the next 30...
Curated Video
Human Population Growth - Crash Course Ecology
If being alive on Earth were a contest, humans would win it hands down. We're like the Michael Phelps of being alive, but with 250,000 times more gold medals. Today Hank is here to tell us the specifics of why and how human population...
SciShow
The Biggest Volcanic Eruption in Human History
Around 74,000 years ago, a volcano called Toba in Sumatra exploded, and some scientists think it had a serious impact on the human population and some...don't.
Be Smart
Why Do We Cook?
Why do humans cook? Holidays are celebrated in many ways, but chances are they involve eating, and eating a LOT. Ever wonder why we cook our food? We do it because it tastes good, of course, and because our customs and traditions are...
SciShow
Why Do Humans Like to Get High?
We’ve told you before that there really isn’t any evidence that animals consume mind-altering substances because they feel good to them. This makes it appear that the fondness for psychoactive drugs is, pretty...human. What is it about...
TED Talks
Greta Thunberg: The disarming case to act right now on climate change
In this passionate call to action, 16-year-old climate activist Greta Thunberg explains why, in August 2018, she walked out of school and organized a strike to raise awareness of global warming, protesting outside the Swedish parliament...
SciShow
Why Do Our Brains Have Distinct Hemispheres?
We used to think having a distinct left and right brain was something unique to humans. But brain lateralization has now been found in everything from chickens to spiders! Does this change our theories for why some brains work that way?
SciShow
When Did Modern Behavior Evolve?
Scientists often use the phrase “anatomically modern humans” to describe the point when our ancient ancestors looked like us. But when did humans become behaviorally modern?
SciShow
Is The Mirror Test Just a Reflection of Human Nature?
The mirror test is supposed to be a way to figure out when an animal is self-aware, but there might be only one particular animal this test works well on: humans.
SciShow
Your Nose Does More Than You Give It Credit For
You might thank your nose for letting you experience the lovely aromas of a good soup, but you probably wouldn't think to thank it for helping you experience other people's emotions!
SciShow
3 Friendly Robots Improving Our Social Lives
You might think of robots as unfeeling, and maybe even kind of cold, but some robots are specifically programmed to help people improve their social skills and emotional health. Here are a few that might make really good pals!
TED-Ed
TED-Ed: The meaning of life according to Simone de Beauvoir - Iseult Gillespie
At the age of 21, Simone de Beauvoir became the youngest person to take the philosophy exams at France’s most esteemed university. But as soon as she mastered the rules of philosophy, she wanted to break them. Her desire to explore the...