Inventors World History Stephanie Kwolek: Inventor of Kevlar Momod ads.id Jumat, 17 Februari 2012 Stephanie Kwolek: Inventor of Kevlar Sometimes when a scientist makes a discovery, its nature and usefulness are not immediately clear. T...
Inventors World History Guglielmo Marconi: Inventor of Radio (1874-1937) Momod ads.id Sabtu, 21 Januari 2017 Guglielmo Marconi: Inventor of Radio (1874-1937) Most people think of radio as something they listen to at home or in the car, but the u...