SciShow Space starts the year off with a bang, and the discovery of 8 Earth-like planets, two of which may be the most promising candidates yet for harboring life.

Last week we went up up up a mountain. Well, today we're going down down down into the ocean to see what habitats await us there. Yep, the ocean has layers and the types of things we encounter there change the deeper we go.

Everyone dies, but what do we do with those bodies? In this episode of SciShow, Hank explores the various options, from mummification to liquefaction, and everything in between.

People-powered resistance: can it work? Srdja Popovic led the nonviolent movement that took down Milosevic in Serbia in 2000; he lays out the plans, skills and tools that a people-powered movement needs -- from nonviolent tactics to a...

From the bell that hasn't stopped ringing, to observing evolution in action, SciShow presents 6 of the Longest Experiments Ever.

We’re told that all snowflakes are unique. But when you really think about them, snowflakes get even more interesting - as ice crystals forming in 3D space, why are snowflakes basically 2D?

As we continue our search for life out in the universe, it's important that we leave no stone, or moon, unturned.

Backed by stunning illustrations, David Christian narrates a complete history of the universe, from the Big Bang to the Internet, in a riveting 18 minutes. This is "Big History": an enlightening, wide-angle look at complexity, life and...

You'd think that two planets with similar stats, orbits, and parent stars would grow up to be pretty similar, but these twins have atmospheres that beg to differ.

Last week, the Cassini probe dove into Saturn, never to be heard from again, but thankfully, Cassini wasn't the only probe out there. And we've also found an exoplanet that might be even darker and stranger than we thought.

There are tens of thousands of types of worms on our planet, and these wiggly wonders are oh-so fascinating that we had to put together different stories about them to reveal just how 'wormdeful' they are.

Meteorites are extraterrestrial rocks that have ended up on earth. All of them are literally 'out of this world,' but here are three of the strangest of these aliens.

Researchers have developed ways to induce hallucinations, and though it sounds weird, it could also tell us a lot about mental health.

Patients in comas might look like they’re sleeping, but there are pretty fascinating things happening inside of their heads.

Diffuse interstellar bands were first discovered in 1919 and since then scientists have found nearly 500 of them. How many do we understand? Only one.

You might have heard that supposedly, no one who was born blind has ever been diagnosed with schizophrenia. But if that’s true, how those two conditions so closely related to each other?

Since many cancers don’t have symptoms early on, they may go unnoticed until they are at an advanced stage. But that is changing, thanks to a newer, non-invasive tool.

Do you think animals can be divided into two biological sexes: female and male? Well, it's way more complicated that that!_

Your hair isn't just something you have to deal with every morning, it's a part of who you are, and there are things it can tell you about your personal health. Chapters DANDRUFF 0:52 2 GENERAL HAIR LOSS 4:11 PATCHY HAIR LOSS 4:29...

Night blindness is real, and it can be caused by any number of things that affect the complicated mechanics of your vision.

It’s handy having a view of Earth from space. This particular view may be one that changes the way we predict weather phenomena.

Neurofeedback therapy claims to help you change behaviors by monitoring your brain waves - but how does that actually work? And what does the science behind it look like?

Thunder is not something you normally associate with a winter storm. However, if the conditions are right, you might experience thundersnow.

SciShow Space explores the latest mission to search for extraterrestrial life, and the mission of two tiny satellites that aims to make space travel safer.