By Aimee Cunningham
Posted 10.29.2004 at 12:00 pm 0 Comments
Diabetics are finger-prickers by necessity, but a reprieve may be in store for their sore digits. A bean-size sensor, slipped under the skin and read wirelessly, could take the pain and hassle out of blood-sugar monitoring. The system “listens to the vibrations of the sensor inside you” to measure glucose levels, says the inventor, Craig Grimes, an electrical engineer at Penn State University.
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.