This thimble-sized microscope could revolutionize neuroscience research

Mice are energetic little buggers, which is bad news for scientists who want to get a look at their brains while they're scurrying around. But at last, researchers have perfected a high-powered, miniaturized fluorescent microscope that can be mounted on a mouse's head and used to monitor the activity of as many as 200… »9/14/11 2:00pm9/14/11 2:00pm