Jessi and Squeaks learn all about pine cones and their seeds today! Did you know that pine cones can open and close to help protect their seeds?

Central Asia and Eastern Europe have the world's fastest growing HIV epidemic, and Russia accounts for more than 80 percent of those infections. As at-risk groups like injection drug users are stigmatized and ignored, health officials...

Across the country, rural schools are being forced to shut down as more families move to urban areas and funding sources dry up. In Arena, Wisconsin, six-year-old Brady Schlamp must now travel 10 miles to school. His former school, right...

Spencer Michels reports from San Francisco on the ongoing corporate bloodletting in the dot-com industry.

In this video Paul Andersen explains how object interactions can add or remove mass or energy from a system.

These animals can detect heat through some fascinating biological mechanisms, and they are proving to be boons to the scientific community.

There’s a moment after you close your freezer door that it becomes slightly harder to open again. It might pass quickly, but it’s not just in your head.

In this deceptively casual talk, Charles Leadbeater weaves a tight argument that innovation isn't just for professionals anymore. Passionate amateurs, using new tools, are creating products and paradigms that companies can't.

Most stars orbit the center of the galaxy. Some stars don't. Learn what scientists think is going on, with Reid Reimers!

Squeaks got hurt playing outside and had to get stitches! Jessi explains what happens at the doctor's office and how stitches help us heal!

Today we continue our exploration of the Water Cycle by drinking some dinosaur pee. Yep! Well, it's a little less gross that it sounds. It turns out that all of the water on Earth is just constantly recycled in what we call a closed...

"The human voice: mysterious, spontaneous, primal." With these words, soprano Claron McFadden invites us to explore the mysteries of breathing and singing, as she performs the intriguing modern song "Aria," by John Cage.

A new paper that borrows old astrological data from the Voyager 2 probe has used brand-new computer simulations to find some new weird data about Uranus’s magnetic field. Another paper has new information about our galaxy’s fastest...

Normally when you blink, you don’t really notice, and it turns out your brain is playing a bit of a trick on you to make that happen!

When catastrophe strikes, art prevails -- and has done so for centuries. In this fascinating talk, writer and director Cara Greene Epstein places the closing of theaters during the coronavirus pandemic in a historical context, exploring...

Nearly 200 species of songbirds migrate south for winter, some traveling up to 7,000 miles. No easy task, the annual journey is dangerous to birds due to landscape change -- so much so, that only half the birds that migrate south will...

In this video Paul Andersen explains how the energy, charge, and momentum in a system is conserved over time.

Mister Brown and Squeaks decide to design a solar oven, so they can cook their lunch while they play outside!

So we ended last episode at the start of the 20th century with special purpose computing devices such as Herman Hollerith’s tabulating machines. But as the scale of human civilization continued to grow as did the demand for more...

Your rich, eccentric uncle just passed away, and you and your 99 nasty relatives have been invited to the reading of his will. He wanted to leave all of his money to you, but he knew that if he did, your relatives would pester you...

In this video Paul Andersen explains how electromagnetic induction occurs when the magnetic flux of an object changes. The magnetic flux is product of the surface area perpendicular to the magnetic field and the magnetic field strength....

Robots aren’t like humans who can do a lot of different things. They’re designed for very specific tasks like vacuuming our homes, assembling cars in a factory, or exploring the surface of other planets. So even though it may be a while...

Beneath the bustling streets of Paris lies a dark and eerie world: the Catacombs. This underground maze holds the remains of over six million people, carefully arranged in patterns of skulls and bones. Built in the late 1700s to solve...

Howcast - Learn how to play the nine-stroke roll from drum teacher Jason Gianni in this Howcast drum video.