10 things we didn't know last week

1. Spaniards sleep an hour less than other Europeans

Find out more (The Guardian)

2. Brit winner Rag 'N' Bone Man's name is inspired by Steptoe and Son

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3. Scientists have solved the ketchup stuck in the bottle problem

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4. Female fish mate 200 times but save eggs for the perfect male

Find out more (The New Scientist)

5. We need to eat 10 fruit and vegetables day

Find out more (The Guardian)

6. Donald Trump owns the domain name

Find out more (CNN)

7. Iceland's president would like to ban pineapple as a pizza topping

Find out more (Toronto Star)

8. Scientists have discovered a frog so small it could sit on your thumbnail

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9. Only one woman has been shortlisted for the Young Butcher of the Year Award

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10. Free-range eggs are not strictly free-range

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