Sotheby's auction also includes a piece of the moon shaped into a sphere, and a space rock advertised as 'the oldest matter ...

An astrophysicist who spent time doing research at the South Pole gets to the bottom of how things feel at the ends of the Earth.

The Republic of Korea Navy will use its new P-8A Poseidon maritime patrol aircraft to detect underwater North Korean threats.

Humanity has always looked up at the stars, whispering dreams into the void. But in the 21st century, those dreams are ...