41.   Then a program is written on a computer and beamed into an infrared sensor on the robot, which is then set free to follow its prescribed orders.

42.   This spring, a group of nurses at the University of Massachusetts Medical Center in Worcester will begin wearing badges with infrared sensors that can constantly pinpoint their whereabouts.

43.   Using an infrared sensor that takes orders from a CD-ROM, Barbie moves her mouth when she talks.

44.   A better detector might combine a magnetometer, a metal detector and perhaps ground-penetrating radar and an infrared sensor, Romero says.

45.   Clearing these simple weapons is one of the toughest jobs imaginable, even for Western militaries whose newest tools include ground-penetrating radar and infrared sensors.

46.   First on the agenda is a high-flying infrared sensor system to replace existing launch-detection satellites.

47.   Infrared sensors also might spot the heat of cooking fires, electrical generators or people.

48.   Infrared sensors can sometimes spot minefields from the air, seeking evidence of ground disturbances or telltale heat signatures given off by buried mines.

49.   Intended to catch spies during the Cold War, the system must do until infrared sensors and other more modern surveillance and detection equipment becomes available.

50.   The agreement, first proposed by Washington and Tokyo last year, outlined the areas of cooperation of the two countries, including infrared sensors to detect enemy missiles.