See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. In the city that never sleeps, employees at one startup are competing ...

It’s the middle of the night. Your body is still, your breathing slow. While you dream of forgotten high school exams and flying through cityscapes, something remarkable is happening in your brain.

An app that turns consumer Apple Watches into tools for highly sophisticated sleep stage monitoring was developed by team of researchers led by professor Joyita Dutta at the University of ...