New map-based quiz tests your ability to list countries by name

For five months, astronaut Chris Hadfield has kept the world’s rapt attention from the International Space Station as he beamed photos and videos down to Earth. More than…

An estimated annual $175-billion business, the illegal trade in wildlife is the world’s fourth-largest criminal enterprise. It stands to radically alter the animal kingdom.

It began at the Pacific Ocean near the foot of the Chilkoot and White Passes, and ended at Fort Yukon, Alaska, a major Arctic resupply point for 19th century Klondike miners. In…