The pause in the show was a result of a concertgoer using a laser pointer, Prague's O2 Arena confirmed to USA TODAY on Tuesday. "We can confirm that the Jonas Brothers' performance had to be ...

Reuters, the news and media division of Thomson Reuters, is the world’s largest multimedia news provider, reaching billions of people worldwide every day. Reuters provides business, financial ...

After hours: October 18 at 6:22 PM EDT ...

After hours: October 18 at 7:48 PM EDT Loading Chart for LASE ...

A dermatologist is a medical doctor who specializes in treating the skin, hair, and nails. Dermatologists care for people of all ages. After two pulsed-dye laser treatments from a board-certified ...

Earlier this year the U.S. Army shot down a number of hostile drones in the Middle East using a weapon long dismissed as more science fiction than reality—the laser. After decades of costly ...

Lasers, LEDs and light sources are devices that create light. LEDs (light emitting diodes) convert an electrical current into light using spontaneous emission in optically active semiconductors ...