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The author is chairman of Digital Radio Mondiale. Is medium wave in decline? Some people think so. In the 1950s radio was declared mortally wounded by TV. But then FM with its new music rescued it, ...

The BBC has ended its long wave radio broadcasts after almost 100 years. BBC Radio 4, which was the last long wave radio station in the UK, had the service permanently switched off at 1am on Saturday.

A closed door feels absolute. Light stays in one room, darkness settles in the next, and the boundary seems obvious enough to stop thinking about. Yet the same wall that blocks the glow from your ...

Radio waves emanate from the gap between two merging galaxy clusters. This first-of-its kind detection suggests that the "threads" that bridge galaxy clusters in the universe are home to magnetic ...

Researchers report that lab tests of a new metasurface-based antenna that can harvest 100 microwatts of power, enough to power simple devices, from low power radio waves. This represents an important ...

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