A new UC Riverside-led study reveals how common small particles produced by nature as well as human activities can transform ...

First Set of Modern Humans to Enter Europe Vanished in 5000 Years — and Left No Descendants The book of human evolution has ...

New research from the Future Ecosystems for Africa program at the University of the Witwatersrand in South Africa, has ...

Humans are the only animal that lives in virtually every possible environment, from rainforests to deserts to tundra.