May 8 (UPI) --A mysterious laser beam in the night sky over San Francisco sparked a flurry of speculation online before being identified as the work of a data security company. The blue and green ...

"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for ...

A massive green and blue laser beam was spotted in the San Francisco sky earlier this week, and despite plenty of speculation online, no one seemed to know much about its purpose or origin ...

The HELIOS system, installed in 2022, is designed to neutralize drones, disable enemy sensors, and potentially counter ...

A laser beam in outer space that sends orbiting debris to a fiery end in the Earth's atmosphere may soon be a reality. SKY Perfect JSAT Corp. said it is developing a satellite that can shoot ...

An initiative called Breakthrough Starshot wants to explore another star system using ultra-powerful laser beams and wafer-thin spaceships. It's a goal that sounds so fantastic, you'd be forgiven ...

The electrons in the beam interact with the electrons bound to the metal atoms to create X-rays," he said. "At NIF, we use the high-power laser beam instead of an electron beam to make the X-rays ...