Mesmerizing drone footage shows a sharp boundary where two rivers meet in Nanning, China. At the confluence of the Yongjiang River, the turbid water of the Zuojiang River meet the clear Youjiang ...

The 324-mile Tumen River flows from northeast China to North Korea and, toward its end, Russia, ceded to the Russian Empire by China's Qing Dynasty in the 1860s.

Both species were found in underground rivers in Guizhou Province in south-central China. The research team includes Chang-Ting Lan, Li Wu, Tao Luo, Ye-Wei Liu, Jia-Jun Zhou, Jing Yu, Xin-Rui Zhao ...