‘No barbell, no special equipment and no gym membership required’: the forward lunge is the best simple move you’re not doing, and it’s vital for over-50s

‘We can lose three [computers] and still ride through’: Inside the 8-CPU brain of NASA’s Artemis II that ‘votes’ on every move

‘Essentially no human intervention’: Chinese AI solves 12-year-old math problem in just 80 hours — and even proves it

NYT Connections hints and answers for Saturday, April 18 (game #1042)