Most people are familiar with the general concept of fiber optic cables–light as a method of data transmission–but how do they really work? Find out in this informative video.

Bill Hammack, of Engineer Guy Videos, shows us how fiber optic cables work using–of all things–a bucket and a laser. Check out the above video for a glimpse inside how fiber optic cables work and how your analog voice can go to from your phone’s handset to a digital stream and then back to analog sound for the benefit of your friend on the end of the fiber optic transmission cable.

Fiber Optic Cables: How They Work and How Engineers Use Them to Send Messages [YouTube]

What is a Histogram, and How Can I Use it to Improve My Photos?	How To Easily Access Your Home Network From Anywhere With DDNS	How To Recover After Your Email Password Is Compromised