Tag Archives: Misc.

The World’s First Celebrity Robot

The idea of the robot – an autonomous, even sentient machine – has been around for millennia. In Ancient Greek mythology, the blacksmith god Hephaestus, whose legs were injured as a child, crafted a pair of mechanical women to help him walk. From the Middle Ages onwards, various master craftsmen constructed increasingly sophisticated clockwork automatons… Read More »

The Mysterious and Fascinating World of ‘Numbers Stations’

Shortwave radio signals, which occupy the radio frequency band between 3 and 30 megahertz, have the unique ability to bounce or “skip” off the earth’s ionosphere, allowing them to propagate over vast distances. This has attracted a devoted international community of shortwave radio enthusiasts, who exploit the unique properties of the medium to listen to… Read More »

The Horrifying Origin of the Term “Stool Pigeon”

American gangster films of the 1920s, 30s and 40s have contributed a wealth of colourful slang to the English language, much of which is still floating around popular culture to this day: “sleeping with the fishes”, “concrete overshoes”, “G-man”, “Chicago typewriter”, “goon”, “big house”, “private dick”, “speakeasy”, “Chicago overcoat”, “ride the lightning”, “fuzz”, and many… Read More »

How Does Stealth Technology Actually Work?

At precisely 3 in the morning on January 17, 1991, a series of explosions rocked the Iraqi capital of Baghdad. The explosions were exact and devastating, destroying Iraqi military radars, command bunkers, and communications hubs with surgical precision. Immediately, Iraq’s aerial defence system sprang into action, its 3,000 anti-aircraft guns saturating the air with explosive… Read More »