Before the flight went down, sensors gave conflicting information on air speed to the plane's computers, possibly because of ice.

VOA: special.2009.06.13

He says the United States will deploy radar sensors and interceptors in northern and southern Europe on ships.

VOA: special.2009.09.19

Such problems had led Air France to begin replacing older sensors on some of its Airbus planes, but not the one that crashed.

VOA: special.2009.06.13

The stations provide information to many national tsunami information centers and several deep ocean sensors.

VOA: special.2009.03.17

Air France is now moving quickly to put in newer versions of the speed sensors.

VOA: special.2009.06.13

The actors wear high-tech outfits dotted with sensors that record their every movement including the subtlest facial expressions.

VOA: standard.2009.12.19

The vests and helmets they are wearing have special sensors, which detect the direction of laser "rounds."

VOA: standard.2010.04.06

To counter that threat, the U.S.military will deploy Aegis ships equipped with missile interceptors along with radar surveillance sensors to counter the Iranian threat.

VOA: standard.2009.09.17

In mid-April,Kenya signed a deal, which will allow the United States to install radiation sensors and other equipment at its busy Mombasa seaport to detect any nuclear or radiological materials that could be smuggled in to be used in a weapon.

VOA: standard.2009.05.01