Killer whales migrate thousands of kilometers across oceans, because it's good for their skin?

Sharks come in a lot of different shapes and sizes and many of them don't look like the ones you see in movies. Here are seven sharks that went down some decidedly strange evolutionary paths.

If you’re a wild animal, you might spend your days actively trying to NOT become another animal's dinner. And some animals have come up with some pretty bizarre strategies to stay safe.

You might have noticed that sea urchins sometimes make some interesting fashion choices, covering themselves with all sorts of odds and ends, and it turns out they have a lot of different reasons for doing this.

Scientists are turning wastewater into fuel, using special bacteria, and other scientists have unveiled bionic mushrooms that can produce electricity!

We explore several exoplanets whose features make us think they shouldn't even have been able to form in the first place!

NASA's Innovative Advanced Concepts program has funded a slew of new space mission concepts! Which one is your favorite?

Fish are smarter than you think! Scientists have explored triggerfish's ability to learn some clever hunting tactics.

Sea creatures abound this week, as scientists make discoveries about scallop eyes and use models to help figure out the age old mystery, "Which came first, comb jellies or the sea sponge?”

Hank explains the latest developments in space research and the search for life, including the discovery that amino acids may be more common than we thought throughout the solar system, and the latest findings from the Mars Curiosity rover.

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

Testing new treatments in other animals can help us spot complications or potential pitfalls, but the results don’t always carry over to humans, which means that safely going from animal to human trials is a lot more complicated than you...

Depression is not just feeling hopeless or apathetic, there are lots more symptoms that we aren’t familiar with.

Does the sound of someone eating make your skin crawl with disgust? Does the sound of someone typing on a keyboard really get on your nerves? Join us to find out why noises like these can really get under some people's skin!

Samples from the Curiosity rover suggest that Mars had a potentially habitable lake in its past, and gravitational lensing has helped scientists weigh a star!

Two new versions of the coronavirus that causes COVID-19, the UK and South African variants, were announced in December. They've spread quickly in their countries of origin, and have begun popping up around the world. Join us to find out...

There’s a widespread belief that caffeinated drinks will make you dehydrated because the caffeine itself makes you pee. But is caffeine affecting you as much as you think?

Scientists are uncovering the mysteries of a non-addictive painkiller... that lives in your mouth <br/>

Using vacation pictures for citizen science #shorts #science #SciShow

In 1972, psychologists at the University of Colorado surveyed 140 couples to determine whether a relationship facing parental disapproval was more likely to strengthen or crumble under the pressure. Can long-term success of a romantic...

You might have heard that one year in a dog’s life is equivalent to seven in a human’s. But it turns out that the real ratio is both higher AND lower—depending on your dog’s current age.

The internet has given us access to a wealth of information about humanity, including about those big weird brains that make us who we are.

Scientists have found a way to hack the visual process and generate shapes directly on the brain, so a person can see them without using their eyes.

It’s hard to resist the urge to scratch an itch, but doing so could help break that vicious cycle of itchiness.