Hedy Lamarr, an actress and inventor, co-created a groundbreaking frequency-hopping spread spectrum communication system with composer George Antheil, patented in 1942. The system was designed to guide torpedoes without the risk of enemy jamming, utilizing a method similar to that of synchronized player pianos. However, the U.S. Navy did not implement the technology until 1962, after the patent had expired in 1959. Lamarr, who had been inspired by her experiences in the arms industry, never profited from her invention, which has since become integral to modern wireless communications, including GPS, Wi-Fi, and Bluetooth. Despite her significant contributions, Lamarr's work remained largely unrecognized during her lifetime, with her first major acknowledgment occurring in 1997 when she received the Electronic Frontier Foundation's Pioneer Award. She passed away in 2000, and her legacy was later honored through various tributes, including a Google Doodle and her induction into the National Inventors Hall of Fame. Lamarr's story highlights the intersection of technology and creativity, as well as the often-overlooked contributions of women in science and innovation.