Jim Lehrer discusses the significance of Cold War and the Cuban Missile Crisis with the presidential historians and Sergei Khrushchev, the son of the late Soviet leader Nikita Khrushchev. (screening copy available upon request)

Book: Taking Charge: The Johnson White House Tapes, 1963-1964

Roller coasters give people the opportunity to experience physics in dramatic ways. In this episode of SciShow, we break down how physics work on roller coasters to give you the ride of your life!

The path that products take to get onto store shelves doesn’t always leave the best impact on the environment. But with green chemistry, chemists have found ways to make the production of some items safer for both people and the planet.

If you want to make atoms THIS cold, you can’t just stick them in the freezer…you’ll need to take advantage of quantum mechanics!

Michael Aranda hosts a compilation of videos discussing the science of memory!

You can't open up a magazine without seeing someone with impossibly smooth skin selling some sort of "anti-aging" cream, but could some of these products actually work?

In this moving yet pragmatic talk, Kevin Bales explains the business of modern slavery, a multibillion-dollar economy that underpins some of the worst industries on earth. He shares stats and personal stories from his on-the-ground...

We humans can rely on our internal body heat to help keep us warm. But what can cold-blooded animals do when faced with the threat of freezing? Here are three creatures that have come up with some...“cool” solutions.

Hank and Phil Plait dive deep into questions about gametes and sea mammals in this episode of SciShow Quiz Show!

There's no question that a dog tilting its head is one of the cutest things possible, but why do they do it?

Hank goes head-to-head with the Brain Scoop’s Emily Graslie to match wits about springs, hoaxes, and human evolution!

Hank squares off against Crash Course Astronomy host Phil Plait in our special Valentine’s/Old Timey Medicine edition of SciShow Quiz Show!

Box-shaped fish might seem like they don't have the most efficient body shape, but there are some surprising perks to being an underwater cuboid creature.

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...

If you’ve ever eaten it, you’ve probably noticed how flaky fish can be. Poke at it with your fork and it just falls apart — no knife required. What makes fish different from other animal protein?

If you've been wondering why we have butts, wonder no more! We have an answer for you.

After a good distance of running, you might have felt a sensation of happiness. That is the runner's high and some chemicals in your body cause it.

Nick Jenkins of Crash Course faces off against Hank Green of SciShow in this collision of science and nerdy pop-culture references.

You may be familiar with it, that sweet comforting smell of new babies. So why do babies have this particular odor? Well, it has to do with psychology and a little bit of biology.

Happy New Years! Ring in the new year the right way....by learning all about alcohol!

The Science of Hangovers
0:35
Does Alcohol Kill Brain C
ells? 3:42
Does Alcohol Keep
You Warm? 5:46
Why Does Alcohol Burn Whe
n...

In the peat flats of Western Australia, a peculiar fish lies in wait: salamanderfish spend several months buried underground until the dry sand they live in fills with water again.

Learn why you may experience jumping in your sleep, and how you can prevent it!

Listening to a bubbling stream can be pretty relaxing, up until the point when you realize you suddenly have to pee.