The weird and wonderful world of sleeping in space — and what studies of astronauts tell us about the future of sleep ...

Setting an alarm to go off an hour before your bedtime every night can remind you that it’s time to start getting ready for ...

The Elemind headband promises to help you fall asleep faster. This is what happened when I put it to the test for a nap.

That level of commitment has built Insomnia Cookies from a college dorm room operation into a national chain with 350 stores, ...

The genre of science fiction has a lot to say about sleep. Here are 11 great stories, from TV, film and books.