Numbers stations - those ghostly shortwave broadcasts where synthetic voices read strings of digits into the void - have been sending one-way coded messages to intelligence agents since World War I.

Numbers stations are a mysterious phenomenon of shortwave radio dating back to the Cold War. The radio signals are secret messages sent by intelligence agencies to undercover spies all over the world, ...

The mysterious Persian-language transmission began about 12 hours after the start of the US-Israeli bombing campaign against Iran. It was jammed five days later. Is it a coded message for US agents in ...

Shortwave radio listeners around the world have reported hearing mystery broadcasts in Persian on a new 'numbers station' ...

There are many reasons why old spying methods like number stations are used in an era of encrypted messaging apps, satellites ...

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The station — first spotted by short-wave trackers who christened it V32 — is the first to have been identified broadcasting in Farsi in a quarter of a century. One briefly went live during the US ...

For all their talk of cooperation and shared interests, the nations of the world put an awful lot of effort into spying on each other. All this espionage is an open secret, of course, but some of ...

Numbers Stations is the name given to mysterious, unpredictable radio stations you can sometimes find on shortwave radio between say 5mhz and about 19mhz. I'm listening to one now, classified "M8A" by ...

SEOUL (Reuters) - As a scratchy rendition of Beethoven's Piano Sonata No 8 fades into a sea of shortwave radio static, a robotic female voice starts speaking in Korean. "Number 1913, number 1913, ...