If you’ve got good eyesight, you can probably see a person’s general figure from around 300 meters (1000 feet). If you’re really keen, you may even tell some basic features of the face. But ...

Lidar, a way to use laser light to measure how far away objects are, has come a long way since it was first put to work on airplanes in 1960.Today, it can be seen mounted on drones, robots, self ...

Researchers from the University of Rochester and University of California, Santa Barbara, engineered a laser device smaller than a penny that they say could power everything from the LiDAR systems ...