A large-scale study has found that adolescents who go to bed earlier and get slightly more sleep show better brain function ...

Adolescents who sleep longer and better than their peers perform better in cognitive tests, according to new research ...

Adolescents who sleep for longer – and from an earlier bedtime – than their peers tend to have improved brain function and perform better at cognitive tests, researchers from the UK and China have ...

Like a lot of dogs, she knows exactly when to expect her meals (and she never lets me forget it). She knows when the cats nap ...

I was lucky,” says the photographer Zed Nelson, “until I went to Afghanistan.” The 57-year-old, who has just won the Sony ...