Why are Russians so stingy with their smiles?

In the lead-up to the World Cup, articles appeared noting that Russian workers were being taught how to properly smile at the foreign soccer fans who would soon be visiting their country.

Study shows how cows reveal feelings using their ears

A new study exploring how to measure emotions in cows has suggested that it may be possible to tell how a cow is feeling from the position of their ears, and also that like dogs, cats and many of our pets they display visible ...

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