Nothing beats the sense of achievement from finding that missing piece of a jigsaw puzzle! They’ve been a staple of entertainment since map engraver, John Spilsbury, created the first jigsaw puzzle in ...
Scientists in Japan constructed the first satellite made of wood by blending age-old woodworking techniques with rocket science. transcript 3, 2, 1. ... and liftoff. By John Yoon and Hisako Ueno Since ...