Blue light before bedtime is renowned for making it harder to fall asleep - but blue light in the morning could be just what ...

A new Norwegian study finds that one hour of screen time at bedtime results in a 59% higher risk of insomnia and 24 fewer ...

This fits in with what we know about daylight, which has more blue wavelength light in it, and can boost our mood and levels ...

Researchers have found that blue light exposure in the morning could help regulate sleep times and activity during the day. Experts weigh in on the findings.

And what is blue light anyway? Blue light is one part of the visible light spectrum that human eyes can detect. What makes it unique is that it has the shortest wavelength and highest energy of all ...

Blue light has a shorter wavelength and is scattered more easily by particles in Earth’s atmosphere than red light, which has a longer wavelength. Red light, on the other hand, travels more ...

This alignment blocks direct sunlight, causing the Moon to take on a reddish hue—a phenomenon resulting from Earth's atmosphere filtering out shorter-wavelength blue light, leaving the longer ...