The Halfloop encryption algorithm used by the US military and NATO to protect shortwave radios contains serious IT security ...

With the push to having most of a radio receiver as part of a PC, it might seem odd to have a standalone communication receiver, but [OM0ET] reviews the latest one he picked up, an ATS25.

A QSL Card from Radio Moscow probably got many 14-year-olds on government watch lists. (Public domain) Between World War II and Y2K, shortwave listening was quite an education. With a simple ...

Radio transmission in the 1.7-30 MHz frequency range worldwide. Like AM radio, shortwave signals reflect back from the ionosphere and follow the curvature of the earth. As a result, shortwave (SW ...

Shortwave radio is often used by the military, emergency services and industries that require extremely robust long-distance communication without external infrastructure. But the half-loop ...

We asked RNZ Technology Officer Mark Bullen and Transmission Manager Steve White why its shortwave network replaced its ...

On Christmas Eve, scientists at field stations across Antarctica sing carols to one another...via shortwave. On today's ...

Join hosts Emily Kwong and Regina Barber for science on a different wavelength. If you're hooked, try Short Wave Plus. Your subscription supports the show and unlocks a sponsor-free feed.

A festive auroral display may be put on for a lucky few when coronal mass ejections hit Earth on Christmas Eve and Christmas Day.

NASA's Solar Dynamics Observatory captured an X1.1-class solar flare in multiple wavelengths. See time-lapse footage of the ...

Powerful eruptions from the sun are likely to interact with Earth's atmosphere on New Year's Eve, causing auroras in some ...