Heinrich Hertz: The Man Who Ignored Radio Waves And Shaped Our Wireless World If Heinrich Hertz could see today’s world, with billions of people carrying mobile phones and relying on Wi-Fi, GPS, and satellite communications, he would likely be astonished. His late 19th-century experiments proved the existence of electromagnetic waves, yet he saw no practical application for them. In 1886, Hertz focused solely on confirming James Clerk Maxwell’s theory of electromagnetism. He built devices to gen