The laser was transmitted to Earth by NASA's Psyche spacecraft This is 140 million miles away – 1.5x the distance between Earth and the Sun Earth has just received a laser message from 140 ...
NASA’s ICESat-2 has hit an incredible milestone: 2 trillion laser shots fired from orbit! This Earth-monitoring marvel has ...
and the ability to transmit ultraviolet light (a type of light that comes from the sun and other sources like special lamps, but it's invisible to the human eye), BZBP has emerged as an ideal ...