Latest Episode

February 8, 2013

Scientists report that they’ve narrowed down the timing of the asteroid or comet impact the led to the dinosaurs’ demise. Plus, the science of sleep, and more.

Explore Episode Segments

Segment

11:59

Automakers Drive Towards Hydrogen Cars

Carmakers are teaming up to develop fuel cell cars. Is the time right for the technology?

Segment

17:21

Tracking Privacy and Ownership in an Online World

How much of your personal data is really yours to control?

Researchers Point to the Demise of the Dinosaurs

Segment

16:27

Researchers Point to the Demise of the Dinosaurs

Scientists are working to refine the dates for an ancient cosmic collision.

Segment

46:40

Science of Slumber: How Sleep Affects Your Memory

How much sleep does your brain need? Experts discuss the links between sleep, memory, and cognition.

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