The secretive Russian satellite in space that U.S. officials believe is connected to a nuclear anti-satellite weapon program ...

Scientists taking a new look at the deepest lunar craters have found 'chilling' results that could dramatically affect future ...

Ochre body paint may have been a form of prehistoric sunscreen that helped early humans survive a sudden increase in ...

In a dramatic leap for astrophysics, Chinese researchers have recreated a key cosmic process in the lab: the acceleration of ...

Scientists at Johns Hopkins APL have demonstrated a working capability that can radically accelerate the testing of critical ...