When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Illustration by Julia Wytrazek / Getty Images A 17-year-old girl hailed as a "genius" for ...

A 17-year-old girl hailed as a "genius" for her score in an international maths competition in China was actually a cheat, said organisers. Jiang Ping hit the headlines in June when she became the ...