There are plenty of creatures out there with only one opening to handle both taking in food and getting rid of waste. But there’s at least one animal out there that doesn’t have a gut opening… at all. How does that even work?!

Many animals use the same five senses as we do, but these creatures take that beyond the next level.

A true "Renaissance Man", inventor, artist & scholar Leonardo da Vinci was one of the most diversely talented individuals of all time. His "unquenchable curiosity" led him to make discoveries and inventions that were beyond his time, not...

Scientific discovery often dabbles in the extreme, challenging and exceeding what we think of as "possible." And this year's discoveries were no different! We present to you three scientific discoveries made this year that set out to...

Light pollution -- it's not just the bane of light sleepers and frustrated astronomers. It also is tinkering with the biological cycles of all kinds of living things, including us! SciShow takes you behind the glare to understand the...

Did you know that the bottom of the ocean is home to some of the strangest creatures on Earth? Join Michael Aranda for a fascinating dive into the murky depths—you won't believe what's down there.

The most advanced robots in the world might not be exactly what you’re expecting. But they’re shaping humanity’s future. Hosted by: Michael Aranda

Hank tells us about the Mayan calendar & why December 21, 2012 will not be the end of the world.

Some might call sand coarse, rough and irritating, but there’s no denying that it’s used everywhere: from glass to asphalt, sand is a key ingredient for all sorts of materials in construction and technology. But this heavy reliance on...

Two YouTube musicians battle it out to see who shall sing a song of victory.

Hank interviews Administrator Gina McCarthy of the United States Environmental Protection Agency. They discuss getting people to care about climate change, the EPA's goals going into the United Nations Climate Change Conference, and the...

Hank talks with University of Montana Professor Rick Hughes about innovating technology and training the SciShow staff. Special guest appearance with Jessi and Veiled Chameleon 'Twirly'.

There are still several fascinating mysteries of our universe unsolved by scientists even after decades and even centuries of research! Join Olivia Gordon for a new episode of SciShow and learn about these seven weird phenomena that...

A lot of robots are developed to physically replicate our actions and behavior, like a bipedal, balanced walk, a large range of motion, and the ability to perceive and interact with the environment. But, maybe not to your surprise,...

It's taken the work of many programmers to turn computers into something we carry in our pockets, and here are five (technically 10!) that we think you should be aware of.

This video was recorded on 12/8/2020. Hank and our content manager, Alexis, interviewed Dr. Howard Bauchner, the Editor in Chief of the JAMA network of medical journals. They discussed some of the surprising things that we've learned...

This arthropod may look modest, but it actually used brilliant engineering to become the world’s most resilient beetle - and we might be able to use its design for our own engineering purposes.

Nearly twenty years after the dot-com bubble burst, the internet is an essential piece of the modern world, with the public side mostly commanded by a few powerful companies.

Many cat owners are familiar with the "gifts" their feline friends are fond of giving, but if left unchecked, this behavior can be devastating.

What's the awesomest place in the world? Scientists can think of at least 137, the newly released list of the most biologically important places on Earth. Hank explains how ecologists arrived at this list, and takes you on a tour of four...

Looking at a map, you would never know that North America once almost ripped itself in half. But 1.1 billion years ago, it tried to - and had it succeeded, there would now be an ocean where Lake Superior is!

Of all the weird animals that exist in the world, platypuses are up there with the weirdest, and last year scientists discovered something even more peculiar about their fur: it glows! What may be even more strange, though, is how little...

This week in news, a discovery in genetics that was once thought unbelievable, and a parrot so large that it shakes up what we know about avian evolution.

Hank's news this week informs us on a couple of crazy science experiments, updates us on some earlier topics (dangerous asteroids and ancient phallic rock art), and briefs us on a new study that seeks to find the evolutionary origins of...