In the 13th Century A.D. Yuan Dynasty: Tibet Became an Administrative Region of China. At the beginning of the 13thcentury, Genghis Khan, a Mongolian chieftain, established the Mongol Empire, and ...

Our list chronicles the best romantic movies of the century, from rom-coms to rom-drams, meet-cutes to meet-hoots. These movies will have you falling head-over-heels with the screen. NEWSLETTERS ...

Jupiter's Great Red Spot is younger than the US, according to researchers, who have overturned assumptions that it was the same spot observed by an astronomer in the mid-17th Century. 24 comment s ...

World Heritage partnerships for conservation. Ensuring that World Heritage sites sustain their outstanding universal value is an increasingly challenging mission in today’s complex world, where sites ...

The Chinese School, 13th Century comprised a group of artists active in this region in the period. Works identified as being by this group appear regularly at auction. Since 2004 the record price for ...