THE HUMAN BRAIN REMAINS HALF AWAKE WHEN SLEEPING IN A NEW ENVIRONMENT FOR THE FIRST TIME, ACCORDING TO SCIENTISTS FROM BROWN UNIVERSITY.

THE HUMAN BRAIN REMAINS HALF AWAKE WHEN SLEEPING IN A NEW ENVIRONMENT FOR THE FIRST TIME, ACCORDING TO SCIENTISTS FROM BROWN UNIVERSITY.

When we sleep in a new place, our brains are actually in survival mode, only turning half off, with one hemisphere remaining more "awake" than the other. Scientists from Brown University who discovered this phenomenon suggest that it makes us better able to jump awake when strange sounds approach.