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.

THE recent discovery of solar radio noise ... will produce electromagnetic radiations the maximum wave-lengths of which are comparable to stellar dimensions. Such low-frequency radiation will ...

If you've ever used Bluetooth headphones near a running microwave, there's a chance they cut out. It's all radio waves, of ...

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