Demand has skyrocketed for cobalt, focusing attention on its complex and controversial supply chain. The mineral is an important component in lithium-ion batteries, which power everything from electric cars to smartphones.

Projected capital outflows are placing pressure on the currencies of some of the world most dynamic emerging markets. 

The Muslim separatist group, based in the Xinjiang province in northwest China, presents a heightening security challenge for Beijing.

Spending on research and development is important to a globally competitive economy, but a crucial U.S. advantage appears to be eroding.