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

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

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 ...

The sun appears to have woken from its slumber with an impulsive X-class solar flare, the most powerful class of solar flare.

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 ...

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

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.

Since then the radio industry has sunk a fortune into shortwave operations, is now engaged in spending over $2,000,000 in improving its facilities. Many operators whose transmitters are below FCC ...

OnDecember 8, 2024, the Sun unleashed an intense X-class solar flare from sunspot region 3912, the most powerful type of ...

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provides more detail about the flare's energy level. Following the eruption of an X-class solar flare, shortwave radio blackouts were observed over southern Africa, the area illuminated by the sun ...