Warnings that humanity is heading toward its own disappearance have shifted from the fringes of science fiction into mainstream research and public debate. Instead of vague prophecies, scientists now ...

In a distant future, Earth may no longer be under the dominion of humanity. Picture a planet devoid of bustling cities and human infrastructure, with nature slowly regaining control. The question then ...

Very few people live beyond a century. So, if no one had babies anymore, there would probably be no humans left on Earth within 100 years. But first, the population would shrink as older folks died ...