Discovering that the sky is blue usually isn't a big deal, unless it's 1:15 in the morning. That's what happened early Friday when observers from western Minnesota to northern Wisconsin reported ...

In the 1950s, mysterious flashes of light were captured on photographic plates taken at the Palomar Observatory in California. Two new studies claim that these flashes were caused by reflective ...

Unexplained flashes of light captured during sky surveys in the 1950s have puzzled researchers for decades. Some suggest these anomalies could be evidence of UFO activity or even linked to nuclear ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A video posted on social media shows flashes of blue and red light ...

Add Yahoo as a preferred source to see more of our stories on Google. Unexpected flashes of light in your eye can be alarming, and in many cases, it's something that should be discussed with your ...