She stumbled on Kevlar while running experiments at DuPont. It's a synthetic fiber that's five times as strong as steel and prevents cracks from spreading, which makes it perfect for everything from bulletproof vests to bridge cables.
From the phone that has changed phones forever, to futuristic cars, to a building made of water, to a remote-controlled dragonfly — a dazzling display of ingenuity
Stephanie Kwolek (1923- )