Facts about Radio Waves

Everything you need to know about radio waves. This video explains how electromagnetic waves were discovered and utilized to create new technology. Things such as telegraph, the radio, microwaves, infrared (IR), Bluetooth, radar, wi-fi, GPS, and the internet of things (IOT). Who invented the radio? You might be surprised. How are radio waves used in construction survey? What is the difference between AM and FM radio? Why is 5G cellular better and worse than 4G cellular? How are cell phone companies making 5G cell service better? All these questions and more will be answered in the Facts about Radio Waves video.