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Highest heels


Venice, 15th century. It’s a gorgeous city, but has a tendency to get a bit waterlogged, so you wear clogs to keep your clothes out of the mud. Next thing you know, you’re half a metre off the ground.

Venomous primate

Slow Loris

Lots of spiders, snakes, and fish are venomous. This is not news to most people. Many people know that the platypus has venomous spurs… but it turns out that the platypus is not the only mammal with venom.

First fingerprint


The first criminal fingerprint bureau was set up in Argentina in 1892 by police chief Juan Vucetich. That year, an officer used Vucetich’s techniques to catch the first criminal to be found guilty because of fingerprint evidence.

Chaucer’s astrolabe


Geoffrey Chaucer is best known as the author of The Canterbury Tales, one of the most important works of early English literature. I guess that didn’t pay the bills, because he also wrote one of the first English technical manuals.