If you've spent the day outdoors, the brightness of the phone makes no impact, Zeitzer says. It's what you're doing on that phone that matters. "At that point, it's not the blue light keeping you up.

It was a case of so near and yet so far for the Proteas as they waged a gallant fight in chasing over 200 against India in ...

Wendy Troxel, a senior behavioral scientist at RAND and author of the book Sharing the Covers: Every Couple's Guide to Better ...

Short naps during night shifts can help improve performance, she says, but it’s really important to expose yourself to bright ...

Auroral activity is forecast with a Kp index of four on a scale of nine for Wednesday night, meaning the northern lights will ...

Past research on the subject has focused on individuals who routinely spend their waking hours at night, such as shift workers. However, the study authors point out that their findings might be ...

This winter the city’s inner canals will be illuminated at night with artworks for the Amsterdam Light Festival (November 28 ...