What do fruits and vegetables look like inside an MRI? Short answer: "Whoa."

Over at the blog Inside Insides, Andy Ellison of Boston University Medical School has been throwing the entire produce aisle inside a Philips 3 Tesla MRI, revealing the otherworldly realms that dwell inside common foods. Here's but a small sampling of his many see-through delicacies, immortalized as GIFs — my favorite… »10/04/12 3:45pm10/04/12 3:45pm

Do eternally optimistic people just have malfunctioning frontal lobes?

From an evolutionary perspective, excessive optimism is generally a bad idea. After all, if you're constantly assuming good things will happen, you'll probably be ill-prepared when bad things inevitably come along. Now scientists have an explanation...which isn't exactly flattering to the eternally optimistic. »10/10/11 2:40pm10/10/11 2:40pm

Ingestible Robots Survey Your Esophagus, Stomach, and Intestines

Your body will soon be teeming with tiny robots. Last year, robotics researchers managed to guide micro-robots through a pig's bloodstream using a magnetic field from an MRI machine (just a dry run before the bots infest us humans). Now scientists have invented a camera-bot you can swallow that will slide down your… »6/04/08 12:30pm6/04/08 12:30pm