Visit Your Local PBS Station PBS Home PBS Home Programs A-Z TV Schedules Watch Video Donate Shop PBS Search PBS


Featured Video

Click here to Play

Losing It Part 1 - Counting Down
Alan and nine volunteers try to trim their waistlines and improve their health.

Category: Biology/Nature, Medicine/Health, Psychology/Cognitive Science
Episode: Losing It

Date: 01-20-2004

Due to heavy demand, video may not always be available - especially during peak hours of 5pm to midnight ET. Please try back later if you are having problems.

Welcome to the SCIENTIFIC AMERICAN FRONTIERS Video Archive. Select the topics you're interested in below. You can choose to watch individual stories, or an entire episode of FRONTIERS online. Enjoy!


Define search criteria using
menu and/or keyword.



Search Tips