Inspired by the Japanese art of kirigami, an MIT team has designed a technique that could transform flat panels into medical devices, habitats, and other objects without the use of tools.

Jack Leiter is far from the only pitcher to tinker with his arsenal in the offseason and into Spring Training. He’s not even ...

Crochet earns an "A++", with the Padres' Nick Pivetta and Phillies' Zack Wheeler right behind with "A+" marks. Nine other hurlers got "A" grades.

The Cincinnati Reds like their chances when Hunter Greene is on the mound. The 6-foot-5 right-hander has one of baseball’s best fastballs, to go along with a nasty slider. But ...