Northern hunters slowed down advance of Neolithic farmers

One of the most significant socioeconomic changes in the history of humanity took place around 10,000 years ago, when the Near East went from an economy based on hunting and gathering (Mesolithic) to another kind on agriculture ...

Ocean life may adapt to climate change, but with hidden costs

Suppose that we could watch twenty generations of whales or sharks adapting to climate change—measuring how they evolve and how their biology changes as temperatures and carbon dioxide levels rise. That could tell us a ...

International ban on polar bear trade rejected

A major meeting of governments on threats to endangered species on Thursday rejected a ban on international trade in polar bears amid fears it would distract from the bigger threat of global warming.

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