NASA astronaut Sunita Williams celebrated her 59th birthday in an extraordinary setting—the International Space Station (ISS) ...

An asteroid will come close enough to Earth to temporarily enter its orbit at the end of the month, a phenomenon dubbed as "mini-moon," according to astronomers.

Scientists using ice-breaking ships and underwater robots have found the Thwaites Glacier is melting at an accelerating rate ...

Brenna Bird is leading a group of fellow Republican state attorneys general in urging a U.S. appeals court to reject a $62 ...