Sleep tracking on smartwatches keeps getting more complicated, but Google's sleep lead has even more ambitious dreams of what ...

Dispite its biological relevance, we know very little about the sleep of the animal species under our care. Environmental comfort, such as quality of the resting area, temperature, available space, ...

They are capable of tracking your browser across other sites and building up a profile of your interests. This may impact the content and messages you see on other websites you visit. If you do ...

MB: Whom do you hope to reach? RP: I begin the book with a discussion of the evolution of sleep in the animal kingdom and its benefits, focusing of course on birds and the complexity of their lives.

Sleep is an essential function of life for most creatures big and small. From a blue whale to a pet hamster, the sleeping patterns of the animal kingdom can be just as diverse as the species ...