10 things we didn't know last week

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1. Ear wax can be used to monitor pollution.

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2. Clarissa Dickson Wright's full name was Clarissa Theresa Philomena Aileen Mary Josephine Agnes Elsie Trilby Louise Esmeralda Dickson Wright.

Find out more (Daily Telegraph)

3. Narwhals' long tusks - an exaggerated front tooth used for courtship - are super sensitive.

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4. Evening Standard proprietor Evgeny Lebedev keeps a private library of 500 scents at the office.

Find out more (Guardian)

5. Crow families that unwittingly host a cuckoo chick in the nest tend to have better survival rates.

Find out more (the Times)

6. Guinness in 1982 came close to re-launching the brand as an English beer brewed in west London.

Find out more (Economist)

7. It's often been reported that the human nose can only distinguish between 10,000 smells but that is wrong - it's more like a trillion.

Find out more (Smithsonian)

8. Vicars and priests have the highest job satisfaction of UK workers.

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9. Until this week's decision to remove the law from the statute book, it was a criminal offence in the UK not to report grey squirrels spotted on your land.

Find out more (Daily Mail)

10. Dark chocolate is feasted on by "good" microbes in the gut, resulting in the production of anti-inflammatory compounds.

Find out more (New York Daily News)

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