DNA analysis reignites fierce debate over fate of 9,000-year-old skeleton. Genome sequencing indicates Kennewick Man is Native American, reopening the bitter battle over whether he should be reburied or studied.
A huge mouth and no anus – this could be our earliest known ancestor
In the warmest period in Earth's past 55 million years, Antarctica was ice-free and forested. The continent's vast ice sheets, which today contain more than two-thirds of Earth's freshwater, began forming about 38 million years ago. Slightly more than 40 million years ago, Antarctica boasted a diverse flora and experienced average temperatures of between 51.4 and 30 degrees Fahrenheit (10.8 to minus 1.1 degrees Celsius). From 34 million to 37 million years ago, reduced atmospheric carbon…
World's oldest fish hooks found in Japanese island cave
The roughly 8,000-year-old "hands" painted on a rock wall in the Sahara Desert aren't human at all, as researchers originally thought, but are actually stencils of the "hands" or forefeet, of the desert monitor lizard, a new study finds.
Tibetans Lived in Himalayas Year-Round Up to 12,600 Years Ago
Tibetans Lived in Himalayas Year-Round Up to 12,600 Years Ago. From about 11,500 to 4,200 years ago, the region was wetter and more humid than it is today, which would have helped the people living there survive, the researchers said.