And increased Federal spending on airport security has spurred development of sensors that can detect weapons underneath clothing or inside metal containers.

Yet, as he walked along, he still could detect, deep inside himself, that small, faint glimmer of it.

It cannot detect objects at night, underwater, under dense cover, underground, under snow or inside buildings.

Listening carefully, The Shadow could detect no sound inside the sealed room.

Plutonium-238 and plutonium-239 are exceedingly difficult to detect inside the body because they are alpha particle emitters.

I detected no active power conduits inside this deadfall, Captain.

The energy levels are making it hard to detect any life signs inside the city...except one.

I can detect it inside the house.

They can detect food and place it inside the cell.

He detected minimal power levels inside the monofilaments.