For nearly a century, scientists around the world have been searching for dark matter—an invisible substance believed to make ...

Taming spectrum has not long captured our imagination. The human voice is usually below 300 Hertz, a measure of spectrum frequency. The human ear can hear sound in the range up to 20 KiloHertz (KHz).

Technology developers and commercial service providers are racing to exploit elements of the radio frequency spectrum with advances that could be at odds with each other. Increased consumer demand for ...

The two main types of spectrum are referred to as licensed (meaning it can only be used by the company that owns the license to those particular frequencies) and unlicensed (such as the 2.4 and 5 ...

We Need More Radio Frequency Spectrum Than Ever. Why Is This Band Going Largely Unused? By Emily Hong. Jan 21, 2016 12:17 PM.

Both sides switch within a wide frequency spectrum from 200 megahertz to 1,000 megahertz, and above. But the “main race” last year, says Andrey Liscovich of the Ukraine Defence Fund, ...