
Going for the Gaunt: How Low Can an Athlete's Body Fat Go?
Olympic competitors such as Apolo Ohno are down near the 2 percent body-fat range. How do they get so lean, and is it wise to do so?
There's more to figure skating than spandex and sequins, specifically physics. Learn more about the science behind curling, speed skating and other Olympic events

Going for the Gaunt: How Low Can an Athlete's Body Fat Go?
Olympic competitors such as Apolo Ohno are down near the 2 percent body-fat range. How do they get so lean, and is it wise to do so?

Ice, Ice, Baby: The Physics of Curling
Mark Shegelski of the University of Northern British Columbia talks with podcast host Steve Mirsky about the physics of curling, currently taking its turn on the world stage at the Vancouver Olympics. (Shegelski is also the author of the new sci-fi collection "Remembering the Future.") Plus, we test your knowledge of some recent science in the news

U.S. Olympic Skeleton Team Studies Sled Forces in High-Tech Simulator
Team members used test runs in a simulator created at Rensselaer Polytech to determine the best way to beat wind resistance

Winter Olympic medals made from recycled e-waste

Think Twice: How the Gut's "Second Brain" Influences Mood and Well-Being
The emerging and surprising view of how the enteric nervous system in our bellies goes far beyond just processing the food we eat

Genetic Doping Next Athletic Cheat
Researchers writing in the journal Science discuss the threat to athletic integrity posed by genetic doping--gene therapy to enhance performance--as well as efforts to test for it. Cynthia Graber reports

Athlete alert: Is genetic juicing set to replace steroids?

Highway of Good Intentions? Vancouver Olympic Plans Bulldoze Rare Forests
Despite a reputation for environmental friendliness—and official pledges—the 2010 Vancouver Winter Olympics are already taking an environmental toll