In this fascinating, hilarious and ever-so-slightly creepy talk, science writer Ed Yong tells the story of his favorite parasites -- animals and organisms that live on the bodies (and brains!) of other organisms, causing them to do their...

Is it possible that overfishing, super germs, and global warming are all caused by the same thing? In 1968, a man named Garrett Hardin sat down to write an essay about overpopulation. Within it, he discovered a pattern of human behavior...

Have you ever looked up at night and seen a streak of light flash across the sky? Some people call that a "shooting star," but it's not actually a star at all! Join Jessi and Squeaks to learn what shooting stars really are and how they...

A fish with eerily human-like teeth was caught in a New Jersey lake. And scientists have learned to speak Bird!

There are creatures who get some super important and recognizable part of their biology from their diets.

Hank introduces us to 6 blood-drinking (or otherwise consuming) animals that you may not be aware of. Don't freak out... Chapters VAMPIRE BAT 1:35 LAMPREY 1:52 HOOD MOCKING BIRD 2:20 THE VAMPIRE FINCH 2:46 BUTTERFLIES 2:56 HUMANS 3:22

In this video Paul Andersen describes the science practice of data collection. He begins with a brief description of science and the scientific method. He details concepts related to data collection in each of the four big ideas. He...

The blobfish has been called 'The World's Ugliest Animal', but it's actually really cool. Find out why it's shaped the way it is with Jessi and Squeaks.

There are some foods that are so popular that they are at risk of going extinct. What are they and why is it so difficult to harvest them?

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?

In the peat flats of Western Australia, a peculiar fish lies in wait: salamanderfish spend several months buried underground until the dry sand they live in fills with water again.

Dragonflies are totally awesome! Join Jessi and Squeaks as they learn about these really large and really cool insects!

For sculptor Jason deCaires Taylor, the ocean is more than a muse -- it's an exhibition space and museum. Taylor creates sculptures of human forms and mundane life on land and sinks them to the ocean floor, where they are subsumed by the...

What's link between the ocean's health and our health? Marine biologist Stephen Palumbi shows how toxins at the bottom of the ocean food chain find their way into our bodies -- and tells a shocking story of toxic contamination in the...

SciShow Space News gives you the latest from a batch of experiments on the Space Station, a new mission to forecast space weather, and a guide to this year's conjunction of Mars and Venus!

The dwarves were master craftspeople. One dwarf, Andvari, forged marvelous creations. He often took the form of a fish and, one day, he swam to the land of the water nymphs, who guarded mounds of gold. When the nymphs laughed at his...

Get transported on a stunningly rendered, sci-fi safari through Planet City: an imaginary metropolis of 10 billion people, from the brain of director and architect Liam Young. Explore the potential outcomes of an urban space designed to...

Before entering the world of financial journalism, Gillian Tett was a cultural anthropologist who studied how the past influences our present thoughts and behaviors. In an entertaining talk, she shows how you can use an anthropological...

Lizards tend to scurry around in short bursts rather than running long distances, and the reason why might be nearly as old as life on land.

Many people assume that fish are less intelligent than mammals, but it turns out that isn’t true at all - they are actually way smarter than you probably give them credit for.

When the ancestor of cetaceans went back into the water some 50 million years ago, it left a few things behind—including the functioning of certain genes that seem like they’d be hard to live without.

The IPCC has released a special report assessing how the world’s ice and oceans are faring under our changing climate, and scientists may be one step closer to a cure for the common cold!

Deep in the ocean lives a fish that seems pretty normal right up until dinner time, when it reveals its secret talent: devouring meals much larger than itself.

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...