Hubble reveals a vast cosmic bubble where massive stars cleared away gas, only for the compressed material around it to begin ...

Earth may owe some of its properties to a nearby star that blew up just as the solar system was forming. This pattern, which saw a supernova bubble envelop the sun and shower it with cosmic rays, may ...

The soil covering the moon may contain a remarkable record of ancient stars that exploded millions of years ago. Scientists ...

Deep beneath the Earth lies a mysterious and powerful force. A wellspring of nuclear energy which could one day rip us apart. Many scientists have found clues that natural nuclear reactions have ...