Big-brained scientists have found the mechanism that may have allowed their brains (and all humans') to get so big.

The Congo Basin is home to the world’s second-largest rainforest and a unique array of biodiversity. But the ecosystem's remote location cannot protect it from the threat of poaching. Special correspondent Monica Villamizar and...

Usually when we think about animals and disease, we think about illnesses that they transmit to us - like swine flu or Lyme disease. But illness is often a two-way street, and while animals can pass pathogens to us, we can also pass our...

Hank squares off against the host of SciShow Kids, Jessi Knudsen Castaneda, to match wits about chemistry, evolution, and how babies are weird!

In the animal kingdom, monogamy is rare and cheating is common, even among seemingly faithful species like the superb fairy wrens. This video explores the biological reasons behind infidelity in birds, highlighting how mating strategies...

Big-brained scientists have found the mechanism that may have allowed their brains (and all humans') to get so big.

Everyone has one, but how did it get there? Learn all about your belly button!

When a group of apes got split apart, slight differences in their new environments led to big differences in future generations.

Today we know that humans and chimpanzees share 99% of their DNA and that we have a lot in common. Not just how we look, but how we behave, form groups, defend our turf, and love each other. People didn't always see other...

Hank talks about ancient sexy times, and how we know that early humans were getting it on with all kinds of folks.

With our current understanding of evolutionary history and our strategy of cladistic naming, if we wanted to have both goldfish and sharks under a single group called "fish", then mammals must also be called...

Lice... the mere mention of them is enough to make most people all itchy. Well, get ready to get scratching, because we've compiled seven squirm-inducing lice facts on this week's List Show!

Why do humans cook? Holidays are celebrated in many ways, but chances are they involve eating, and eating a LOT. Ever wonder why we cook our food? We do it because it tastes good, of course, and because our customs and traditions are...

Animals eat their own poop in order to gain extra access to nutrients or to microbes that help digest those nutrients.



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It's mom Kokomo's first baby - Winston - at the San Diego Zoo Safari Park since transferring from the Oklahoma City Zoo on breeding loan.

In this episode, we explore the legacy of the monumental 1933 film, King Kong, its groundbreaking special effects, and the complex racial and colonial undertones that continue to shape our understanding of this timeless classic.

Largest great ape to ever live went extinct because of climate change, says new studySource: AP

It's mom Kokomo's first baby - Winston - at the San Diego Zoo Safari Park since transferring from the Oklahoma City Zoo on breeding loan.

See how they celebrate a gorilla's birthday at the San Diego Zoo.

In the wild, when animals emigrate into a new troop, there's often conflict.

See how she celebrates her birthday at the San Diego Zoo.

See Monroe having the time of his life at his 2nd birthday party.. zipping around the grounds, eating popcorn, and wrestling with his buddy Frank.

Learn why this cute little guy may be ahead of the curve in his early development.

Take a look back at the extraordinary care Vila received at San Diego Zoo before sadly passing away at age 60.