An antenna is one of the fundamental parts of a radio; it is not only needed to receive radio waves, but to transmit them as well. In 1887 Heinrich Hertz (1857-1894) discovered that electromagnetic radio waves were produced by the oscillations of...

Physically, an antenna is an arrangement of conductors that generate a radiating electromagnetic field in response to an applied alternating voltage and the associated alternating electric current, or can be placed in an electromagnetic field so that...

An automotive appendage that often goes unnoticed — unless it loses a battle with the automatic car wash — is disappearing in the face of changing technology, tastes and economics.The stalwart stick, pole or fixed-mast antenna, mounted on the body of nearly every vehicle two...

Hundreds of rioters pelted police with rocks and set off stun grenades Tuesday in an Arab town in northern Israel where anger over a cellular phone antenna ignited clashes. Police said they responded with live fire and nearly two dozen people were injured.Mayor Hamed Kheir...

Buying an antenna for a high-definition television seems as out of place as using a rotary phone to make a call.But some consumers are spending thousands of dollars on LCD or plasma TVs and hooking them up to $50 antennas that don't look much different...

Buying an antenna for a high-definition television seems as out of place as using a rotary phone to make a call. But some consumers are spending thousands of dollars on LCD or plasma TVs and hooking them up to $50 antennas that don't look much...