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

This is KDDI Corp.’s Yamata Transmitting Station, the nation’s only facility broadcasting shortwave radio programs to overseas listeners. The station started broadcasts on Jan. 1, 1941.

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

With the audio signal fed to HDSDR, [Aniss] was able to pick up a shortwave radio broadcaster. While this is by no means a high-performance receiver, building an SDR on a breadboard is still a ...

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 ...

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

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

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

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

Short Wave New discoveries, everyday mysteries, and the science behind the headlines — in just under 15 minutes. It's science for everyone, using a lot of creativity and a little humor.

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen ...