Ninety-six percent of genome studies are based on people of european descent. The rest of the world is virtually unrepresented -- and this is dangerous, says geneticist and TED Fellow Keolu Fox, because we react to drugs differently...

Coming up with brand new drugs is all about pinpointing and exploiting a disease’s weakness. A big part of perfecting drug design will be learning to predict how proteins get their shapes because that has everything to do with how both...

Hopefully this course has gotten you excited about all the things we can do with engineering. If so, today we’re going to try to help you answer a very important question: how do you become an engineer? What are the steps? What kinds of...

We humans like to think we’re special in basically all ways, but if the history of life is any indication, our species has a limited time on this planet. So the question is: when are we gonna go extinct?

Sometimes our behavior and our beliefs just… don’t match. And a lot of times this mismatch can lead to stress. What’s happening in our brains when we’re inconsistent? Can we learn anything from this discomfort?

Did humans evolve from monkeys or from fish? In this enlightening talk, ichthyologist and TED Fellow Prosanta Chakrabarty dispels some hardwired myths about evolution, encouraging us to remember that we're a small part of a complex,...

In this stunning spoken-word performance, poet and "freedom-forging futurist" Naima Penniman celebrates the wonders of the natural world and humanity's connection to it. "I wonder if the sun debates dawn some mornings," she says.

In the Yukon First Nations, women lead; generations of matriarchs have guided and directed the community by forging trade agreements, creating marriage alliances and ensuring business for all. Yukon Regional Chief Kluane Adamek urges...

This video is about how causal models (which use causal networks) allow us to infer causation from correlation, proving the common refrain not entirely accurate: statistics CAN be used to prove causality! Including:...

So, how many different kinds of intelligence are there? And what is the G-Factor? Eugenics? Have you ever taken an IQ Test? All of these things play into the fascinating and sometimes icky history of Intelligence Testing. In...

When Henry Molaison (now widely known as H.M.) cracked his skull in an accident, he began blacking out and having seizures. In an attempt to cure him, daredevil surgeon Dr. William Skoville removed H.M.'s hippocampus. Luckily, the...

The more we read and watch online, the harder it becomes to tell the difference between what's real and what's fake. It's as if we know more but understand less, says philosopher Michael Patrick Lynch. In this talk, he dares us to take...

The classical physics that we encounter in our everyday, macroscopic world is very different from the quantum physics that governs systems on a much smaller scale (like atoms). One great example of quantum physics' weirdness can be shown...

It's the end of this first year of Crash Course Kids and we've learned so many things. In this episode, Sabrina takes us on a tour of some of the ideas we've talked about and how they fit into our lives. Also, what all of these ideas...

In this video Paul Andersen explains the nature of science. He describes how science is a way of knowing about the natural world. Scientists develop investigations to gather evidence and make explanations about how the natural world...

Self-reflection could link to negative feelings, but it could also be helpful if you know how to avoid those pitfalls. So let’s learn how self-reflection works and get to know yourself in a healthy way!

New ReviewDr. Robin Stern explains that in stage two of gaslighting, victims begin doubting themselves and trying to prove their worth to the gaslighter, believing they can fix the relationship. By stage three, they often internalize the blame...

There's a distinct image that might pop up in your head when you think of Mexican food. It may involve a puddle of beans next to over-sauced enchiladas. It may involve yellow cheese and crunchy shells. It may involve trucks and outdoor...

A group of very special students at Glenville Elementary School in Greenwich, CT is raising money to help children who are fighting cancer and their charity of choice is the Circle of Care.



After Liz Salguero and...

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