Trump aims to send a crew to Mars by the end of his term, which Musk calls 'doable.' Astronauts question the time frame but said a flight would soon be possible ...

A trio of elections Tuesday provided early warning signs to Republicans and President Donald Trump at the beginning of an ...

Lt. Gen. Dan Caine says at his confirmation hearing that he is an “unconventional nominee” to be Joint Chiefs chairman, “but ...

Trump’s former national security adviser lets loose on the leaked Signal group chat and the administration’s foreign policy factions.

Secretary of Defense Pete Hegseth plays the Washington suit game in his own way, but he's got another kind of unusual look — ...

White House says little-used provision allows the president to exempt most federal jobs from union protections.

Ever since news broke on Monday that top Trump officials discussed US military attack plans in a group chat that ...

OPSEC, or operational security, is a military priority. Accidentally sharing combat action plans over an unsecured app is ...