Line-dancing in Nashville, Tennessee. Photograph: Rick Diamond/Getty Images

We almost never walk sideways over long distances, preferring to face forward. Researchers at Ohio State University have given this issue a lot of tho(...)

A cat exhibition in Kyrgyzstan last year. Photograph: Vyacheslav Oseledko/AFP/Getty Images

Cats have been hanging around with humans for quite a while. Evidence from Cyprus suggests that a human and wildcat were buried together more than 9,0(...)