A ghostlike particle from deep space sent astronomers chasing one of the Universe’s hardest mysteries. The trail led ...

Scientists often look to distant galaxies for answers, but sometimes those clues are hidden beneath Earth’s oceans. In a ...

A distant galaxy nicknamed Shadow Blaster may have revealed a surprising source of cosmic neutrinos: extreme star formation instead of a supermassive black hole. The discovery suggests that hidden, ...

Add Yahoo as a preferred source to see more of our stories on Google. A pinkish spherical blast is seen with a yellow laser-like streak strewn diagonally through the center. In the background, is it ...

A long gamma ray burst, one of the most powerful phenomena known, was traced back to a rare kilonova, leaving astrophysicists baffled. Eric Mack has been a CNET contributor since 2011. Eric and his ...