science
Wi-Fi Signals May One Day Be Used to Tell If You’re Dreaming

Researchers from MIT have developed a wireless, artificially intelligent sensor that can detect the various stages of sleep, including rapid eye movement—the sleep stage associated with dreaming. The non-invasive system could change the way clinicians diagnose sleep disorders and other health complications. Read More >>

health
Why Are You Always Staying Up Past Your Bedtime?

The consequences of not getting enough sleep are evident to all of us—and yet we’re constantly staying up later than what our internal biological clocks are telling us. A new study shows the elusive nature of what’s to blame. Read More >>

science
How Your Genes Influence Whether You’re a Morning Person

A DNA analysis of nearly 90,000 23andme customers suggests our preference for early mornings may be rooted in our genes. The study also suggests that night owls are at greater risk of depression and other health issues. But those findings come with a couple of caveats. Read More >>