New research is shedding light on mysterious sleep mechanisms in an unexpected source: the Australian dragon lizard.

In the wild, several types of whales have been spotted sleeping horizontally, close to the surface. But sperm whales seem to ...

Social media users could relate to the woman's fear in the viral clip, with one saying "there is nothing more terrifying." ...

Sleep is one of the most mysterious, yet ubiquitous components of our biology. It has been described in all major groups of animals, including worms, jellyfish, insects or cephalopods, and in all ...