The best thing about science is that it's all about solving mysteries. A new one comes from the world of archaeology and it's already making headlines around the world.

Evidence suggests Xi'an's fabulous 8,000-man, 300 BC Terracotta Army may have been influenced by ancient Greek sculptures, a paper suggests.

"The figures' startlingly lifelike appearance could have been influenced by the arrival in China of ancient Greek sculptures," as The Guardian reported. Greek sculptors themselves may have made their way there to teach their techniques, one of the scientists speculates.