Authorities are investigating the mid-air collision between AA flight and a U.S. Army helicopter. Experts call for prudence ...

Officials near Washington, D.C. fear there are no survivors of the mid-air collision between an American Airlines jet and an Army helicopter near Ronald Reagan National Airport. The jet carrying 60 ...

Amateur radio, or ham radio, has been a popular hobby throughout the years as well as an important service that brings people, electronics and communication together. People are able to use ham radio ...