A blast of radio waves from the outskirts of an ancient galaxy challenges theories about what creates such bursts.

Explore how the U.S. Army is working to advance its electromagnetic spectrum capabilities through a pilot program.

Yes, we know that the amulet’s promotional material cites the WHO’s 2011 decision to classify RF fields as “possibly ...

If you've ever used Bluetooth headphones near a running microwave, there's a chance they cut out. It's all radio waves, of course, but what exactly causes it?

F OR SOLDIERS at the front, electromagnetic defences are as vital as air: invisible when present, and disastrous when not. In ...