Modern Marvels

Doomsday Tech (11x68)

Air date: Dec 28, 2004

Doomsday threats range from very real (nuclear arsenals) to controversial (global warming) to futuristic (nanotechnology, cyborgs, and robots). We examine 21st-century technologies that typify the dual-edged sword of Doomsday Tech with massive potential for both creation and destruction--nanotechnology (engineering on a tiny scale), robotics, and cybernetics.