Can being overweight actually make you live longer?

You've probably seen the headlines about a new study that shows being overweight is actually healthier than being "normal" weight. In short, the study showed that people who are overweight or mildly obese (measured by the Body Mass Index, or BMI) were 6% less likely to have died by the end of a study than those with… » 1/02/13 11:19am 1/02/13 11:19am

New study says BMI is massively understating the scope of American…

The Body Mass Index — a number, calculated from your height and weight, used by doctors to identify potential weight problems — is a flawed screening tool. Numerous studies have pointed to its limitations in the past, but an investigation published in PLoS ONE this April suggests that the use of BMI by physicians to… » 8/22/12 12:05pm 8/22/12 12:05pm

Watch this paralyzed woman control a robotic arm using only her mind

Watch this video, and witness a breakthrough in the field of brain-machine interfaces. Researchers have been improving upon BrainGate — a brain-machine interface that allows users to control an external device with their minds — for years, but what you see here is the most advanced incarnation of the implant system to … » 5/16/12 12:12pm 5/16/12 12:12pm

10 Things You Probably Didn't Know About Love and Sex

Tomorrow, as you are almost certainly aware, is Valentine's Day. For some of us, this a particularly blissful time of year. For others it's one that calls for intense cynicism. But regardless of your stance on Valentine's Day, there's no way to avoid being bombarded with romantic imagery. So you might as well take this … » 2/13/12 10:23am 2/13/12 10:23am