Discovery in China of tools called Quina scrapers suggests the people of East Asia were as inventive and flexible with technology during the Middle Paleolithic era as those in other parts of the world.

Animals can learn from each other, maintaining their cultures for long periods of time. What sets people apart may be the uniquely open-ended ways we invent new ideas and share and build on them.

Twins are pretty rare, accounting for just 3% of births in the US these days. But new research shows that for primates 60 million years ago, giving birth to twins was the norm.

In the absence of clear-cut regulation, who should decide on where and how a technology that could change the course of human health should be applied?

"We see clear evidence that while ancient islanders faced difficulties, they also found ingenious solutions..."

Satellite data shows the amount of food the residents of the tiny Pacific island have grown over time, pointing to a small but stable population.

Human factors − such as how people produce food and how they organize themselves and live together − influence disease outbreaks.

Cassava’s many assets would seem to make it the ideal crop, except for one drawback: It’s highly poisonous. Human ingenuity has made cassava edible for millennia.