When Ryan Gosling interacts on screen with his alien buddy, which he does for more than half of “Project Hail Mary,” he wasn’t staring at a green screen as cameras rolled. Instead, he was playing off ...

Matthew and Thomas Pidden from the UK designed a robot that solved a 4x4x4 cube in 45.30 seconds, smashing a 10-year-old record.

Entering the Ukrainian town of Izium brings the odd sight of roads and sidewalks completely covered in wide stretches of overhead netting. It’s a low-tech defense against the latest deadly Russian ...