Since 1805, the number of humans on Earth has skyrocketed from one billion to eight billion. Zoomed out, the growth appears positively parabolic. For everyone alive today, the present population boom ...

A mystery that started with the discovery of a pinkie finger bone in Denisova Cave in the Altai Mountains of southern Siberia may finally have been cracked.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." While most estimates place the current human population at around 8.2 billion, a new study suggests we ...

The U.N. predicts the world population will reach eight billion by November 15. Grant Faint via Getty Images The population of humans on Earth is expected to reach eight billion by November 15, ...

Humanity could be on the cusp of a civilizational collapse, according to population ecologist William Rees. In November 2022, the global population hit 8 billion, according to estimates by the United ...

All modern humans share DNA from two ancient populations that split 1.5 million years ago and reunited through interbreeding about 300,000 years ago. The genetic mixture is approximately 80% from one ...

A new study sheds light on how prehistoric hunter-gatherer populations in Europe coped with climate changes over 12,000 years ago. Led by scientists from the University of Cologne, a team of 25 ...

A new paper in Molecular Biology and Evolution reports that Italian bears living in areas with many villages evolved and become smaller and less aggressive.