Human footprints dating back 120,000 years found in Saudi Arabia

Around 120,000 years ago in what is now northern Saudi Arabia, a small band of homo sapiens stopped to drink and forage at a shallow lake that was also frequented by camels, buffalo and elephants bigger than any species seen ...

Following Neanderthals' footsteps to learn how they lived

Like modern humans and primates, Neanderthals—our closest evolutionary cousins—are thought to have lived in groups, but their size and composition have been difficult to infer from archeological and fossil remains.

Making microbes that transform greenhouse gases

Researchers at the University of South Florida are harnessing the power of human physiology to transform greenhouse gases into usable chemical compounds—a method that could help lessen industrial dependence on petroleum ...

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