Tech from Popular Science

From PopSci.com

INVENTION AWARDS Six Strokes of Genius - After a lifetime of making racecars go faster, Bruce Crower's new engine uses steam to squeeze more mileage from gas

INVENTION AWARDS A Shocking New Weapon - A muscle-numbing magic wand protects cops and citizens, Jedi-style

INVENTION AWARDS A Chopper Shield - Firing massive Kevlar and steel nets at inbound rocket-propelled grenades could save helicopters in combat

INVENTION AWARDS The New Velcro - A stronger, better grip without the incessant ripping sound. Has a long-standing dream finally been realized?

INVENTION AWARDS A Big Ball of Connectivity - An antenna that blows up like a balloon brings satellite communications anywhere, anytime

INVENTION AWARDS A New Breed of Mouse - Give your mouse the finger to control your computer in three dimensions

INVENTION AWARDS The Flying Belt - Rappel up a wall at an astonishing 10 feet per second with the Atlas Powered Rope Ascender

FROM THE ARCHIVE Amazing Motor-Drive Hoop May be Car of the Future - Circular logic was the wave of the future three quarters of a century ago