The red light camera captured the sedan as it ran the intersection, and a fine was mailed to the registered owner.

Saturday nights at the old roller rink turned into blue light discos that drew crowds from across town.

To estimate the history of star formation, researchers model how the extragalactic background light, the total accumulated radiation from star formation processes plus a contribution from active galactic nuclei (AGNs), absorbs and redistributes starlight over cosmic time.

The engineer used several light dependent resistors to adjust the brightness of the streetlights automatically.

The engineer compared the light-off temperatures of several fuel blends to determine which mixture was most stable.

The new municipal fleet includes several light-duty vehicles for neighborhood maintenance and inspections.

Many drivers check for red light cameras at unfamiliar intersections to avoid fines.

Many cities have installed red-light cameras to reduce collisions at intersections.

I kept asking him questions about the project, but the lights are on, but nobody's home.

At the festival, we couldn't resist the urge to trip the light fantastic under the starlit canopy.