In Gaza, Israel’s Military Has Reached the End of the Line, U.S. Officials Say

Israel has severely set back Hamas but will never be able to completely eliminate the group, U.S. officials said.

Deception and a Gamble: How Ukrainian Troops Invaded Russia

Planned in secrecy, the incursion was a bold move to upend the war’s dynamics and put Moscow on the defensive — a gambit that could also leave Ukraine exposed.

How Christian Conservatives Are Planning for the Next Battle, on I.V.F.

Republicans may be backing away from abortion, but these activists have a strategy, with or without Trump.

Unresponsive Brain-Damaged Patients May Have Some Awareness

Many patients thought to be in vegetative or minimally conscious states may be capable of thought, researchers reported.