Emperor Wu ruled China's Northern Zhou dynasty from A.D. 560 until his death in 578, at the age of 36, according to a study published Wednesday (March 28) in the journal Current Biology.

Here, series presenter Rana Mitter tells the story of Wu Zetian, the female Emperor. Only one woman has ever sat on China’s throne as Emperor in her own right. That woman was Wu Zetian (624-705 ...