Can't get your teenage girl off her smartphone, iPad or laptop? This could cost her much-needed sleep and increase her risk of depression, a new Swedish study says. Teenagers who spend more time on ...

A team of UC Merced researchers has shown that tiny artificial cells can accurately keep time, mimicking the daily rhythms found in living organisms. Their findings shed light on how biological clocks ...

While a flexible body may be helpful for physical health, a flexible brain — or the ability to break out of cycles of negative thoughts, behaviors and actions — is key to mental health. Frustrated by ...