By Bette Marston
Posted 02.20.2012 at 11:30 am 9 Comments
Yes. Marc Levine, the chief of gastrointestinal radiology at the Hospital of the University of Pennsylvania, has found that a competitive eater’s stomach works more like an expanding balloon than a squeezing sac.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.