Blue light usually comes from the sun but also from digital screens and LED lights. Some experts believe artificial sources may be causing eye damage in humans, but animal studies are inconclusive.

After spotting the aura in Quincy, Massachusetts, around 1am on Sunday night, one person took to Reddit to ask if others had seen the same strange blue cloud hanging in the night sky. Dozens ...

What is Light Ohio Blue? Light Ohio Blue is a statewide campaign to honor law enforcement officers who have died in the line of duty, according to its website. Light Ohio Blue also strives to show ...