10 things we didn't know last week

1. In Scrabble, a Benjamin is a three-letter extension to the front of a five-letter word.

Find out more (Daily Telegraph)

2. Gold grows on eucalyptus trees.

Find out more (National Geographic)

3. Jazz apples are actually called Scifresh, and Pink Lady is the trademark name for Cripps Pinks.

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4. A man's walking pace slows by 7% for wives and girlfriends but not for other women, and increases if walking with another man.

Find out more (the Times)

5. There are more US astronauts than pilots anywhere who have flown Concorde.

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6. Dick Cheney, the former US vice-president, had his heart implant modified for fear of terrorist attack.

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7. The avocado's survival after the age of mammoths is an evolutionary puzzle.

Find out more (Smithsonian)

8. The working-class white accent of New Orleans is affectionately known as "Yat", from the local greeting "Where y'at?"

Find out more (Economist)

9. Reasons for a person to be committed to an insane asylum in Virginia in the 1800s included novel reading and "desertion by husband".

Find out more (Dangerous Minds)

10. The equivalent of an urban fox in Genoa is a wild boar.

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