You might think the white patches that grow on whale’s heads and faces are just weird skin growths, and you’re not wrong. But when you look closer, these patches are crawling with tiny stowaways!

Today, penguins are found mainly in the Southern Hemisphere. But fossils have revealed giant lookalikes to these swimming birds further up north, spurring questions of how they evolved and what happened to them.

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

The elephant is a creature of epic proportions -- and yet, it owes its enormity to more than 1,000 trillion microscopic cells. And on the epically small end of things, there are likely millions of unicellular species, yet there are very...

Ever wonder what it'd be like to have a whale as a house? Wonder no more after you watch this episode of SciShow!

Some of the largest creatures that have ever lived on earth thrive by eating tiny prey. Why don’t they eat bigger fish, and how can they even consume these things they can barely see? Here are 5 creatures that grow to be giants by eating...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences.



At the EG conference in December 2007, artist Jonathan Harris discusses his latest projects, which...

You might not think of a sea creature as helpful in the prevention of climate change, but sperm whales have been doing their part to cool the planet by doing what most animals do best: pooping.

The ocean covers 70% of the planet, but humans still don’t know very much about it. In this episode, Hank discusses seven mysterious ocean topics.

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GLOBAL VIEW OF GRAVITY ANOMALIES Credit: NASA Earth...

It's another round of Hank facing off against one of the VidCon elite—this time, Executive Vice President Colin Hickey. Will Colin's surprise expertise help him dominate?

A new study calls the claims of fossilized brains into question, and another finds ichthyosaurs might have been bigger than our current champions, the blue whales.

Hank introduces you to the latest element to be created -- and explains why we make them in the first place -- plus the science of exploding whales. It's a thing, people.

What's going on inside the brains of animals? Can we know what, or if, they're thinking and feeling? Carl Safina thinks we can. using discoveries and anecdotes that span ecology, biology and behavioral science, he weaves together stories...

Sometimes, big hunks of strange-looking flesh wash up onshore and then people think that they're dinosaurs or giant octopi or previously undiscovered species. Turns out the ocean can do nasty things to dead things...making them just...

SciShow News looks at some of the firsts, highests, and lowests of the year in science.

Childhood is surreal. Why shouldn't children's books be? In this whimsical talk, award-winning author Mac Barnett speaks about writing that escapes the page, art as a doorway to wonder -- and what real kids say to a fictional whale.

Sounds that animals make can be really different, and it turns out that there's a reason why some species communicate with certain sounds.

If, for some wild reason, we decided that breeding humongous spiders was a good idea, could we actually pull it off?

If gulls just stole some of your chips while you were out trying to enjoy your lunch, you should feel lucky, because one species has recently developed a taste for live mammal meat!

Michael Aranda hosts SciShow's new Quiz Show! Hank and Reid have a battle of wits to win prizes for two lucky Subbable Subscribers!

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Waste not, want not.... right? Poop, in all of its various forms throughout nature, shapes the world in ways you might not imagine. One creature's waste is another's fuel, and all over nature these leftovers help new life spring up....

Whales have a lot of the same ear parts as humans, but they are capable of making sounds that could easily shatter a human's eardrums. So why are they seemingly immune from their own sense-shattering sounds?

We're losing animal and plant species at such a swift, unprecedented rate that it's nearly impossible to keep up. Computational biologist Tanya Berger-Wolf demonstrates how harnessing the power of artificial intelligence and one of the...

Every once in a while, traits thought to be lost forever suddenly reappear, like a dolphin or a whale born with complete hind limbs! Known as atavisms, these occurrences can teach us all sorts of things, like how limbs actually grow.