On Oct. 3, the sun released the most powerful solar flare this solar cycle, a colossal X9.05 eruption — and it's heading for Earth.

A high-speed stream of solar wind from a large coronal hole is expected to cause moderate geomagnetic storms over the next ...

The X7.1-class flare is the second-most powerful this solar cycle—and an associated eruption could cause aurora in the coming ...

A strong geomagnetic storm is expected to hit Earth this week after a massive solar flare erupted from the sun, potentially ...

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 ...

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.

A solar flare erupted from a sunspot Tuesday night and is now considered the second strongest of the current solar cycle.

An X7.1 solar flare erupted from the surface of the sun on Tuesday, and the northern lights may be visible across parts of ...

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 instrument brand’s latest eccentric creation is “an irrational device for exploring the world of primal, wild radio ...

The instrument brand’s latest eccentric creation is “an irrational device for exploring the world of primal, wild radio ...

NASA has confirmed that the huge flare has also led to a massive expulsion of solar plasma and high energy particles (a ...