People with Tourettes struggle with uncontrollable physical tics and verbal outbursts. But a new study reveals that they also have highly developed cognitive control over their reactions. University of Nottingham's Stephen Jackson examined brain scans of people with Tourettes, and says:
The polar ice caps are melting, damaging habitats and robbing animals of their basic resources. But polar bears have a decent chance of surviving the upheaval, thanks to snow goose eggs...and a little random good luck.