The devices can detect body heat and hot spots in burning buildings, allowing firefighters to quickly reach victims...

The cameras also can detect hot spots in walls and can be used to help locate people lost in the woods.

The agencies hope to use the technology to detect geographic hot spots of potential terrorist activities or track the movements of individuals over time.

So the rain shifted the focus from detecting toxic hot spots to monitoring the dog's performance under umbrellas and on a wet surface.

Crews tap at the deck with hammers to detect loose spots.

Early warning systems installed as standard detect hot spots before they become a problem.

In previous testing, technicians tried to detect hollow spots by knocking on them.

As it rolls along inside the pipe, the device uses electronic signals to detect possible weak spots.

Carrie Richerson for her ability to detect mushy spots in characterization.

After the camera does its work, image-processing algorithms take over, detecting scratches or spots of dust and deleting them.