Recent episodes

Celebrate Explosive Chemistry July Fourth: A day for picnics, parades and chemistry. Bassam Shakhashiri, chemistry professor at the University of Wisconsin-Madison, explains the science of fireworks.

Flaming Bubbles Theo Gray, author of Mad Science, demonstrates what happens when you fill bubbles with hydrogen and light them on fire. Warning: SciFri does not advise trying this at home.

This Airplane Flies Itself This small unmanned aerial vehicle (UAV) takes off like a helicopter but flies like an airplane. The vehicle, named V-Bat, can fly at over 100 mph for more than five hours. Stephen Morris, the president of the company that designed the prototype, explains how it works.

Fluke Footage Catches Whale In The Act For years, longline fishermen in Alaska have complained that whales have been stealing their sablefish catch. A team of researchers mounted a video camera to a fishing line and caught a sperm whale stealing.