Without 8 or 9 hours of sleep, most of us end up staggering around like zombies. But according to a new study, some people have a genetic mutation that makes them feel perfectly alive after sleeping ...

Orange cats are so goofy that people joke that the chaotic kitties share one communal brain cell. But most of these domestic felines — along with multicolored calicos and tortoiseshells — actually do ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Without 8 or 9 hours of sleep, most of us end up staggering around like zombies. But ...