The telltale blue flashes should reassure you that it's a little bit safer to walk across the parking lot to your car at night.

Does colorful light therapy actually make a difference? I tested a range of devices on my acne-prone skin to find out.

Amazon’s slashed the price from $100 to just $60, making this a whopping 40% discount. At this price, you’re getting a lot of ...

A small uncrewed spacecraft is buzzing the moon, with under two weeks remaining before its bold attempt to land on the lunar ...

New research shows that the free-living coral Cycloseris cyclolites migrates toward blue light using a pulsed inflation ...