On July 11, the United Nations will mark its annual World Population Day, which aims to raise awareness of global population trends and related issues. Here are five facts about how the world’s ...

The great population peak: What happens after 10.3B? In 1968, biologist Paul Ehrlich's "The Population Bomb" warned of a looming catastrophe: famines and societal collapse driven by runaway population ...

For decades, we’ve been told that the world’s biggest problem is too many people. From Malthus in the 18th century to “The Population Bomb” in the 1960s, the warnings were dire: More people would mean ...