Telecommunications devices, including cell phones, satellite radio or Voice over IP, connect us to one another and to the world of information at our fingertips. Learn all about the technologies we depend upon for efficient communication.
  • Cell Phones
  • Cell Phone Apps
  • Home Telephones
  • Telephone Technology
  • Wireless


With all the different colored wires used in communications, what do the yellow and black wires in a home telephone jack do?

More To Explore

You Might Also Like

Could someone stalk you using your own smartphone?

Smartphones and social networking lets us plan spontaneous meetups and discover new people. But is it really a good idea to share your exact location with people you don't know?

How Cell-phone Implants Work

But even though they're a lot smaller than they used to be, modern cell phones are still far to big to fit inside your body. That's why developers have modified existing cell phone designs to create a complete, working cell-phone implant.


  • Most Watched

Don't Miss