PINBALLWith a dazzling array of flashing lights, bells, sirens, and moving targets, old-fashioned pinball is just like a video game, except it’s real. BY LINDA BARTH
BLOOD ON DEMANDTransfusions used to be a bloody mess. A few dedicated doctors knew there had to be a better way. BY ROXANNE NELSON
HIGH WIREIn one of the toughest construction jobs ever, steelworkers built a tramway across the Grand Canyon. BY ROCKEY SPICER
AIR POWERYale’s antique Newberry Organ uses electropneumatics and clever pipe design to imitate a symphony orchestra. BY STEPHEN BUDIANSKY
|