10 things we didn't know last week

Wolf yawning sitting on a rock

1. Death Valley's mysterious wandering stones are moved by blocks of ice pushed by the wind.

Find out more (Scientific American)

2. Tall men get married earlier but short men stay married longer.

Find out more (Daily Telegraph)

3. Yawning is contagious for wolves, especially among their friends, probably because they are feeling empathy.

Find out more (Smithsonian)

4. Longhand notes are better for taking in conceptual information than inputting notes into laptop.

Find out more (Washington Post)

5. Hello Kitty is not a cat - she's a little girl.

Find out more (Jezebel)

6. At the current birth rate, there will be no South Koreans by 2750.

Find out more (Quartz)

7. David Cameron is a 13th cousin of Kim Kardashian.

Find out more (Daily Mail)

8. Walking in formation makes people feel stronger and leads them to take different decisions.

Find out more (Inside Science)

9. People's favourite tunes - regardless of genre - create strikingly similar brain activity.

Find out more (Smithsonian)

10. A bassett hound can be reclassified as a "very large cat" at Selwyn College Cambridge if the pet belongs to the master of the college - dogs are banned at Selwyn.

Find out more

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