How the nuclear bombing of Japan's Hiroshima and Nagasaki by the United States at the end of World War II dictated each nation's relationship with radiation in their stories for years to come.

Scientists warn that long-dormant and frozen viruses and bacteria are being released due to climate change and invasive resource exploration.

There is an expanding international demand for argan oil, an organic healthcare product made from the fruit of Morocco's native argan tree. But how are these plants tied to the country's battle against the growing Sahara desert?