Psychologists say a lack of sunlight can impact a person's vitamin D levels, their serotonin, behavior, sleep cycle and memory.

Scientists looked into the efficacy of an app that claims to help people lucid dream — and found that it tripled their ...

The Cockatoo's bedtime performance is a favorite because, just like putting a toddler to bed, many think this is one of ...

Have you put the heating on yet? I’m impressed if you haven’t, but these days there are plenty of toughies who hold out. My ...