How did prehistoric humans occupy the Tibetan Plateau?

The Tibetan Plateau, as the Earth's third pole, has long been of interest to science, especially in relation to its human history. Over the last few decades, our understanding of the history of human occupation of the Tibetan ...

Ancient DNA evidence traces origin of horses' smooth ride

Horses have held an important place in human history since ancient times. So-called ambling horses are particularly prized for their ability to travel in a way that's comfortable for riders, with a smooth, four-beat rhythm. ...

Population boom preceded early farming

University of Utah anthropologists counted the number of carbon-dated artifacts at archaeological sites and concluded that a population boom and scarce food explain why people in eastern North America domesticated plants ...

Understanding forest fire history can help keep forests healthy

For nearly a century, forest fires have been viewed by scientists and the public as dangerous and environmentally damaging disasters. However, recent research has shown that forest fires are vital to maintaining healthy forests. ...

Lucy had neighbors: A review of African fossils

If "Lucy" wasn't alone, who else was in her neighborhood? Key fossil discoveries over the last few decades in Africa indicate that multiple early human ancestor species lived at the same time more than 3 million years ago. ...

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