In an open letter, the senators expressed concerns that the Trump administration may be offering countries tariff relief if ...

Democratic senators said diplomatic discussions with numerous foreign governments about Elon Musk’s satellite service appear ...

President Trump and SpaceX CEO Elon Musk have both said that landing humans on Mars is a priority for the U.S., but how close ...

Pluto is no longer considered a planet because it doesn't meet all the criteria set by the International Astronomical Union.

Elected for a second time on the promise of corporate-style government, the US president is already recasting his cabinet ...