Today in Research: Reversing Alzheimer's; Driving While High

Discovered: How the zebra got its stripes, driving high is not safe, Spanish teens are squares, what caused Snowmaggedon, a drug that reverses Alzheimers.

• Driving high is not safe. Looking at 49,411 people, researchers at Dalhousie University found that operating a vehicle while stoned doubles the risk of accident. Definitely not a good idea. But drunk driving still takes the stupidity cake, with those boozed-up loonies posing 13 times the risk of accident compared to a sober driver. And, really, text addicts are the worst, increasing crash risk by 20 times. Rule: No fun allowed inside cars. [BMJ]

• A drug that reverses Alzheimers. This could be one of those too-good-to-be-true mice studies, but then again, it could also work out. A drug named bexarotene has "quickly reversed" memory loss in mice, found Case Western researchers. We know: mice. But: "this is an unprecedented finding," says researcher Paige Cramer. Hope! [Case Western]

Read the full story at The Atlantic Wire.