ʻOumuamua was the first confirmed object from another star system to pass through our solar system. Its strange shape, unusual acceleration, and lack of a visible tail left scientists divided. Since ...

Google DeepMind is teaming up with Boston Dynamics to give its humanoid robots the intelligence required to navigate unfamiliar environments and identify and manipulate objects—precisely the kinds of ...

In a rebuke to the president, the Senate narrowly agreed to bring up a War Powers Act resolution for a vote next week. The measure would require Mr. Trump to seek congressional authorization for ...