Blue flashes form in the same way as green flashes. However, the former is harder to spot because air molecules and aerosols scatter blue light, according to Spaceweather.com. When the atmosphere is ...

For nearly a decade, some of the most dramatic explosions in the universe have been hiding in plain sight as brief, bright flashes of blue light. New observations now suggest these outbursts are not ...

Something in space is sending us brief, very bright blasts of blue light – and scientists might finally have a clue to what they are. The phenomenon, known as luminous fast blue optical transients or ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Mysterious blue flashes were seen in the sky above a Moroccan city as a deadly earthquake, that has so far claimed ...