First heard as US and Israeli strikes on Iran began, the shortwave broadcast has since been traced to a US military base in ...

Add Yahoo as a preferred source to see more of our stories on Google. What are numbers stations? Numbers stations are mysterious, unsettling, and one of the strangest things you'll ever hear. They're ...

The broadcast repeats at regular time intervals. This eerie broadcast started on February 28, just hours after the United ...

As Solar Cycle 25 peaks, learn how increased sunspots and ionospheric ionization are boosting shortwave radio propagation.

Sure, you can now listen to the major shortwave stations on your computer via the Internet, but what about when you are traveling or camping or just want to get away from the computer? You can turn to ...

The author is chairman of the High Frequency Coordination Conference, which is a non-governmental, non-profit association that manages and coordinates global databases of international shortwave ...

Shortwave radio has a charm all its own: part history, part mystery, and a whole lot of tech nostalgia. The Hallicrafters S-53A is a prime example of mid-century engineering, but when you get your ...

Somewhere on a lonely mountaintop on a starry night, or maybe in an apartment on a bustling city block, someone is channeling the whole world onto a mobile device. It's not a phone; it's a shortwave ...

Add Yahoo as a preferred source to see more of our stories on Google. Numbers stations are a mysterious phenomenon of shortwave radio dating back to the Cold War. The radio signals are secret messages ...