Fiber-optic internet, commonly called fiber internet or simply “fiber,” is a broadband connection that can reach speeds of up to 940 Megabits per second (Mbps), with low lag time.
The technology uses fiber-optic cable, which amazingly can send data as fast as about 70% the speed of light.
See more about fiber optics in the video below.
“What Is Fiber Internet?” 2022. Centurylink.com. 2022. https://www.centurylink.com/home/help/internet/fiber/what-is-fiber-internet.html