No, Your Urine Is Not Sterile

There's a widely held belief that urine, except in cases of kidney or urinary tract infections, is sterile. It's a myth that won't go away — but a recent study linking bacteria to the bladders of healthy women should finally put this tired notion to rest. » 5/20/14 1:40pm 5/20/14 1:40pm

Midnight pee-breaks ruining your sleep? Your genes could be at fault.

When it's two in the morning, there's nothing in the world more frustrating than being awakened by the urge to pee. Now, for the first time ever, researchers have shown that urination patterns are regulated by circadian rhythms (the molecular clock that controls your sleep/wake cycle, among other things.) Plus a… » 5/01/12 11:33am 5/01/12 11:33am

Spray-on Skin Coming to a Drugstore Near You

When it comes to regneration, the salamander is nature's gold standard. Scientists have studied the animals for years trying to figure out how they regrow tails, legs, and even eyes, but despite a few baby steps, they've made little progress. Now a new raft of technologies promises to catapult human healing power… » 6/25/08 8:00am 6/25/08 8:00am