The endorsement is the first in a contested Senate primary by Representative Alexandria Ocasio-Cortez this year, in a state that Democrats believe they must hold this fall to win a Senate majority.

Governments across the continent have increased military spending, but the strikes are another warning that they need to be prepared if the conflict crosses into NATO territory.

The Supreme Court seesaw is swinging hard.

About two dozen reporters and editors from several desks are leading The Times’s coverage of the anticipated festivities in Manhattan this week.

For generations, writing up a summary of a patient exam was a vital step for physicians trying to make an accurate diagnosis. What happens when A.I. does it for them?