Trace 5,000 years of dam engineering, from ancient marvels to China's Tsangpo project, amid the rising race for Himalayan hydropower.

The ingenuity of the construction techniques used by Greek builders 2,000 years ago continues to dazzle the world. What did these ancient engineers get right? And how does looking to the past help ...

Ancient China began as a group of isolated communities during the Stone Age and eventually grew into a formidable empire. Ancient Chinese people developed their own writing system and several famous ...

And China hopes to draw on talented foreigners, too. On October 1st it introduced a new “K” visa that will admit science, ...