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

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

Radiation within the visible spectrum can appear black if it is low in power – more specifically, lower in power than its ...

A big battle is raging over who can control the electromagnetic spectrum’s finite space. Whether you love President Donald J.

Connecting decision makers to a dynamic network of information, people and ideas, Bloomberg quickly and accurately delivers business and financial information, news and insight around the world ...

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