Photography has come a long way since the first ever photo saw the light of day. We've gone from painstakingly exposing metal ...

Albert Einstein is famous for his contributions to physics, even predicting this strange and fascinating gravitational effect ...

October’s supermoon — a phenomenon when the moon is closest to Earth, making it appear larger and brighter — is the first of ...

Will-o’-the-wisps are an unexplained natural phenomenon that legend says are the spirits of those who died in the swamp.

The flashes of light were taken during the Palomar Sky Survey, a project that mapped the northern sky between 1949 and 1958.