China's laser tech leaps from vintage sci-fi film to worldwide industry
China's laser tech leaps from vintage sci-fi film to worldwide industry <br> Many Chinese first learned the power of lasers in "Death Ray on Coral Island," China's first science-fiction feature after 1949. Released in 1980, the movie depicted Chinese scientists wielding a powerful laser to thwart a ruthless foreign syndicate attempting to steal their breakthrough energy technology and weaponize it to threaten the world. Now, laser launchers in China are deployed for a fresh battle: targeting weeds that threaten crops in the fields. In Heilongjiang, China's top grain-producing province in the northeast, tractors tow sets of laser modules across the plains. Employing an AI-powered system to identify and target weeds, the blade-like modules fire laser beams to kill unwanted plants without damaging crops or polluting soil. The all-weather intelligent equipment, China's first of its kind, was developed by HGTECH, a leading global...