Don Pettit's birthday "party" brought together Russian recovery teams in Kazakhstan, where it was April 20 (his birthdate).

Astronomers have discovered a rare planet orbiting at a 90-degree angle around two brown dwarfs—marking the first evidence of ...

The order does not rule in either way on the merits of the inquiry. A federal judge on Friday blocked the Trump administration from deporting noncitizens to countries other than their place of ...