The universe is made up of information, similar to a computer, and physics (you know, the basis of the universe) certainly is based on computational principles. But is it running some grand program? Will the answer be 42? Make sure you...

At one time, Wolverine served on four different superhero teams. How did he do it? He may have used graph coloring.

"I was the mystery of an anatomy, a question asked but not answered," says poet Lee Mokobe, a TED Fellow, in this gripping and poetic exploration of identity and transition. It's a thoughtful reflection on bodies, and the meanings poured...

Hank squares off against the host of SciShow Kids, Jessi Knudsen Castaneda, to match wits about chemistry, evolution, and how babies are weird!

In this video Paul Andersen defines Q10 as the ratio between reactions at different temperatures. He then gives you an example of how it could be calculated. He also includes extensions of other scientific phenomenon that could created...

Today we’re talking about how we actually DO sociology. Nicole explains the research method: form a question and a hypothesis, collect data, and analyze that data to contribute to our theories about society.

2018 was full of exciting discoveries and incredible advancements in the field of science. So today, we are taking a look back at 2018 to highlight three more great science news stories!

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Is the War on Drugs doing more harm than good? In a bold talk, drug policy reformist Ethan Nadelmann makes an...

You've probably been told at some point or another to "trust your gut", but is that actually good advice?

Time Magazine has called it "the most horrible drug in the world," and last month, it hit the US. Because seriously, why would you take a drug that rots your flesh, bones, and brain?!

TED curator Chris Anderson shares his obsession with questions that no one (yet) knows the answers to. A short intro leads into two questions: Why can't we see evidence of alien life? And how many universes are there?

Geologists have a few ideas as to how rain affects mountains. But could rain also help mountains grow?

Problem 2 from the 2011 IMO

What can we learn from people with the genetics to get sick — who don't? With most inherited diseases, only some family members will develop the disease, while others who carry the same genetic risks dodge it. Stephen Friend suggests we...

Join Jessi and Squeaks as they answer questions in the first viewer mail episode from SciShow Kids!

Investigative journalist Will Potter is the only reporter who has been inside a Communications Management unit, or CMu, within a uS prison. These units were opened secretly, and radically alter how prisoners are treated -- even...

Sustainability is pretty clearly one of the world's most important goals; but what groups can really make environmental progress in leaps and bounds? Chris McKnett makes the case that it's large institutional investors. He shows how...

Why are babies cute? Why is cake sweet? Philosopher Dan Dennett has answers you wouldn't expect, as he shares evolution's counterintuitive reasoning on cute, sweet and sexy things (plus a new theory from Matthew Hurley on why jokes are...

What happens if you eat too many raw eggs? What are those little rods sticking out of airplane wings? All this, and more as Nicole Sweeney, host of Crash Course Sociology, faces off against Hank in an episode of the SciShow Quiz Show.

Problem 2 from the 2011 IMO

Physics doesn't just happen in a fancy lab -- it happens when you push a piece of buttered toast off the table or drop a couple of raisins in a fizzy drink or watch a coffee spill dry. Become a more interesting dinner guest as physicist...

Selecting which solution is the best solution to a problem may seem difficult at first. But if you are patient and think about what you need an effective solution to be, you can do it. In this episode of Crash Course Kids, Sabrina shows...

How did the US immigration debate get to be so divisive? In this informative talk, historian and writer Paul A. Kramer shows how an "insider vs. outsider" framing has come to dominate the way people in the US talk about immigration --...

It's been a long road to the discovery that Earth is not the center of the Solar System, the Milky Way, or the universe; great thinkers from Aristotle to Bruno have grappled with it for millennia. But if we aren't at the center of the...