When an intense laser pulse hits a stationary electron, it performs a trembling motion at the frequency of the light field.

Light therapy may improve sleep by helping to regulate your circadian rhythm, promoting alertness during the day and facilitating better sleep at night. Share on Pinterest It may seem counterintuitive ...

Exposure to a specific, narrow band of green light may help reduce the intensity of migraine attacks for some individuals, possibly because it generates the smallest electrical signals in the brain ...