What happens when you set off a nuclear bomb in space? Turns out we have a pretty good idea, and it's not pretty. Learn about the science behind high-energy explosions in space.

The cotton-top tamarin is a very vocal monkey -- the species communicates using a sophisticated language of 38 distinct and grammatically structured calls! Anne Savage teaches a few of these chirps and whistles, taking us through a day...

SciShow News explains the latest climate weirdness, and why the Global Warming Hiatus wasn’t really what it sounded like. Plus, see how humans have harnessed the climbing power of the gecko!

Humans have been processing plants for their narcotic effects for at least 5000 years, historically for ceremonial purposes, to deal with harsh environmental conditions or difficult situations, and sometimes even to supplement...

Bones are hard to digest and can be downright dangerous to eat, but some animals have evolved pretty bizarre adaptations to accommodate their crunchy, splintery diets.

New Year's resolutions often include a goal to exercise more, so we've put together a few of our favorite fitness-themed episodes into one place for our lovely viewers!

As a species, humans tend to have a bit of a fondness for mind altering substances. Is this true of other animals as well?

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.

Warning: Contains talk of cannabis.<br/>
CBD: Marijuana Without the High

It's time to give paper passports a digital upgrade, says entrepreneur Karoli Hindriks. Looking to Estonia's technology-driven government for inspiration, she envisions a world where immigration is no longer hindered by bureaucracy and...

In 1997, Brazilian football player Roberto Carlos set up for a 35 meter free kick with no direct line to the goal. Carlos's shot sent the ball flying wide of the players, but just before going out of bounds it hooked to the left and...

For decades, we’ve heard how terrible fat is for us, but more recently, sugar has become the new villain. What does the science actually say about these two macronutrients and how they affect our health?

We've run, jumped, and stomped all over the world of Super Mario, but, where in the universe is Super Mario EXACTLY? It's virtual so it obviously DOESN'T exist but if it did, could Super Mario world be in our solar system? And what do...

Hank has some thoughts on the news that several Italian scientists who were convicted of 29 counts manslaughter for making an "inadequate risk-assessment" before an earthquake.

Earth’s outer shell is made of two materials whose different densities and thicknesses give rise to two distinct “levels” on the planet’s surface.



Watch our new show Paradigms (U.S....

Some of the universe's biggest action is a result of its smallest stuff

SciShow Space News reveals two weird experiments in human spaceflight: one showed us what it really feels like to walk on the moon, the other put ordinary people through space flight simulation to see how they did. Find out inside!

It's a rematch Battle of The SciShow Hosts on today's quiz show! Will Olivia be victorious again or will Hank "try those logarithms" and win the day?

Traceurs, or parkour athletes, seem superhuman in their ability to scale up walls and drop down from rooftops without injury. But it turns out that there’s a fair amount of biomechanics at play behind these powers.

In the wealthiest circles of Victorian England, dieters would swallow an unhatched tapeworm and let it grow inside them by consuming undigested meals. And while modern fad diets aren't usually this extreme, they do promise similar...

Landing will take place the night of August 5th, 1:30 AM eastern, 10:30 pm pacific, and 6:30 AM GMT (August 6th.)

The Mars Science Laboratory or Curiosity Rover is the largest payload ever delivered to the surface of a planet and...

In our last list of strange aircraft, we stuck to covering the weirdest jets to take to the sky, but there are plenty of other types of bizarre flying machines out there! In this episode, Hank will tell you about five other unlikely...

Shielded from the gorgon's stone gaze, Perseus crept through Medusa's cave. When he reached her, he drew his sickle and brought it down on her neck. From Medusa's neck sprung two children. One was a giant wielding a golden sword; the...

Driving can be dangerous, especially if you’re trying to juggle a variety of distractions while barreling down a busy highway. So scientists are looking into ways to keep us focused on the task at hand, even if you’re traveling in an...