Almost every country in the world has seen fertility rates decline over the past few decades, but one region's birth rates are still so high that it is expected to provide more than half the global ...

A Lancet study has found cancer cases worldwide surged from 9 to 18.5 million since 1990, and could rise to 30.5 million by 2050.

Oil, gas and coal will continue to dominate the world’s energy mix well beyond 2050, as soaring electricity demand outpaces ...