What is RNAi and how does it work? We’ll show you using cartoon metaphors as well as standard scientific terms. Produced by WGBH/Nova.

Explore Kilimanjaro’s six distinct ecological zones — each with its own climate, flora and fauna. Journey from dry fields and farms into steaming jungles, up through exotic heaths and moorlands to an alpine desert and finally a glaciated summit. Produced … Continue reading

Learn how our sense of taste works, and why we evolved the ability to detect flavors like bitter and sweet. Produced by WGBH/Nova.

Over 150 years later, science continues to confirm most of Darwin’s conjectures. Produced by WGBH/Nova.

On the 18th anniversary of the Hubble Space Telescope’s launch, NASA released new telescope images of galaxies colliding. Collisions and mergers drive galaxies’ evolution. Each merger takes hundreds of millions of years, and most galaxies — including our own Milky … Continue reading

For a glimpse of how future cars may be powered, start by looking at the past. Produced by WGBH/Nova.

Hear Steven Pinker, Rodney Brooks, and other experts offer their insights on what it means to be smart. Produced by WGBH/Nova.

Explore an Inca burial with a bioarcheologist, and see how she gleans information about a long lost person and culture. Produced by WGBH/Nova.

The cheetah’s anatomy demonstrates nearly perfect specialization with a combined effect of producing the world’s fastest animal. Produced by WNET/Nature.

PBS LearningMedia™ is your destination for easy, instant access to tens of thousands of classroom-ready, digital resources including videos and interactives perfect for the Interactive Whiteboard, plus audio and photos, and even in-depth lesson plans.  Browse a collection of interactive … Continue reading

Page 2 of 5212345...10...Last »