In this day and age, there are countless methods of communication, but let's not leave radios in the past. Although smartphones offer similar functions, radios are still a trusted form of ...

Rick Bressler leaned over a laptop with flashing radio frequencies and a list of communications with far-flung countries — Wales, Bosnia-Herzegovina and dozens of others — his ham radio setup in ...

A prior version of this story stated incorrectly that “the higher the frequency, the shorter the wavelength, and the farther signals can travel.” It has been corrected as follows: “Such shortwave ...