The two telescopes operate synchronously: Izaña-2 fires laser pulses at a piece of space debris high overhead, and Izaña-1 ...

The Army now has its first prototypes of vehicles that use lasers to track and shoot down aerial threats, including drones.

The Rasmussen Reports daily Presidential Tracking Poll for Wednesday shows that 48% of Likely U.S. Voters approve of President Trump’s job performance. Fifty-one percent (51%) disapprove. The latest ...

From home assistants to advances in heating and cooling systems and from robotic vacuum cleaners to voice-controlled lawn mowers, here's where you can stay abreast of the latest home automation news ...