A system first made for robot navigation could give blind people the equivalent of a Braille head-up display, according to French researchers. Two cameras mounted to a pair of glasses generate a three-dimensional image of a person’s environment and their place in it, displaying the information on a handheld Braille device.
When you're bundled up in your mountain wear and strapped into your downhill gear, the last thing you want to do is take off your gloves and fumble with electronics. Bringing high-tech to high places, Recon Instruments' goggles bring all that digital info you need, from temperature to altitude to where the hell all your ski buddies are, directly to the inside of your goggle lens.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.