Humans have established a permanent presence on nearly every continent, but how would the world be different if we had stayed ...

Our planet is brimming with life, and the diversity of animal species on Earth is staggering. Over 2.1 million animal species ...

Often overlooked in narratives of ancient civilizations, the archaeological site of Cahokia in the Mississippi River Valley reveals the impressive scale and complexity of a pre-Columbian society that ...

Nowhere in the world is the Roman Catholic Church growing faster than in Africa, a continent Francis showered ... of how Africa’s rising Catholic population might shape the next papacy and ...