LiDAR scanning is transforming our understanding of the ancient Maya by revealing thousands of hidden structures beneath the forest canopy.

This gun, in particular, requires that you hit the target with a dart trailing a wire. Most of what we are seeing is the wire vaporizing.

Theodore Harold Maiman was an American engineer and physicist who is widely credited with the invention of the laser. Maiman's laser led to the subsequent development of many other types of lasers. The laser was successfully fired on May 16, 1960.