February 28, 2006To improve tracking of military supplies, the U.K. will test battery-enabled RFID tags readable at more than 100 feet.TAGS:RFID, RFID tag, tag, supply chain, U.K., feet, trial, battery
November 15, 2004Space agency wants to see if pilotless aircraft has right stuff to travel at 10 times the speed of sound.
Photo: NASA's X-43A scramjetTAGS:aircraft, engine, feet, agency
February 14, 2007Nathan Ball led design of the Atlas Powered Rope Ascender, which can hoist 250 pounds up 30 stories in half a minute.Photos: The Atlas at workTAGS:rope, firefighter, student, feet, robot, battery