Eight Sleep said it was free-cash-flow positive in 2025, and plans to use the new funding for new products, global expansions, and clinical validation.

Could the deepest parts of the brain hold some of the secrets of sleep that still remain elusive to science? A team from ...

Lucid dreamers who heard puzzle-linked soundtracks while sleeping were more likely to solve those unsolved problems the next ...

Threads is introducing an AI-powered feature that lets users personalize their feed, the Meta-owned social network announced on Wednesday. The platform’s new “Dear Algo” feature lets users tell ...

In February, a pop-up science column, Annals of Inquiry, is appearing in place of Kyle Chayka’s column, Infinite Scroll. Chayka will return in March. When Joanne Osmond was growing up, in rural ...

Anyone who’s seen Threads has never forgotten it. The British made-for-TV film, following the impact of a nuclear bomb being dropped on Sheffield, is a famously harrowing watch, unflinching in its ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. The Apple Watch has a ...

Meta on Wednesday debuted an AI feature called "Dear Algo" that lets Threads users personalize their content-recommendation algorithms. Threads users will be able to tell the Dear Algo tool what kinds ...

Try it in open-plan areas or follow Ida’s example and use it in a family room that shifts use throughout the week. • ‘Combine ...

Most adults still need about 7 to 9 hours of sleep each night as they age, and needing less sleep later in life is a myth. Teenagers ages 13 to 17 need 8 to 10 hours per 24 hours. Sleep may feel ...

Narcolepsy is a neurological condition that causes sudden “sleep attacks” at any time, while sleep apnea causes breathing pauses during sleep. Sleep apnea symptoms include loud snoring, gasping, dry ...