Watch live coverage as President Trump and Ireland's Taoisech participate in a St. Patrick's Day reception at the White House.

SPHEREx, NASA’s latest astrophysics observatory, has launched aboard a Falcon 9 rocket alongside PUNCH, a mission studying solar wind. SPHEREx will create a 3D map of the universe, helping to uncover ...

NASA's newest space telescope has blasted off to map the entire sky like never before. Launched Tuesday night from California ...

Mahmoud Khalil, a permanent U.S. resident and prominent leader of pro-Palestinian protests at Columbia University currently ...