Radio frequency signals are widely used in everyday life such as in garage door openers, car key fobs and, of course, radios.

It's not for speed, but it sure looks cool. We talked to an automotive expert to get to the bottom of this sporty-looking car ...

Thieves capture radio signals from your key fob by using a device that grabs that fob's signal, even from long distances. That signal can be stored and re-used.

Or it could be “To help maintain the radio signals within the tunnel” Tuning Most FM car radios have a Radio Data System (RDS) built in.

Will maintains radio station signals, which requires driving to some remote areas. With a budget of $15,000, what car should he buy?

When travelling in the car, your signal can be affected by natural features of the land, for example, hills, valleys, rivers, etc. The signal should return once you move away from these features.

Have you ever wondered what those little shark fins are that many cars have on their roofs? Here is what they do and how you can install your own.