Light from a star that exploded 13 billion years ago has been detected, becoming the most distant object in the universe ever observed. The light from the distant explosion, called a gamma-ray burst, ...

Light from a star that exploded 13 billion years ago hasbeen detected, becoming the most distant object in the universe ever observed. The light from the distant explosion, called a gamma-rayburst, ...

Scientists have seen a powerful explosion from a mysterious, unknown object in space. Researchers do not know where the bright flash came from. But they believe that it may be something entirely ...