Mouse mummies point to mammalian life in 'Mars-like' Andes

The dry, wind-swept summits of volcanoes in the Puna de Atacama of Chile and Argentina are the closest thing on Earth to the surface of Mars due to their thin atmosphere and freezing temperatures. At their extreme elevations ...

Climate finance summit wraps up eyeing bigger progress

A global summit seeking to overhaul the international financial system wraps up Friday after taking small steps towards easing the debt burden of developing nations weighed down by climate and economic crises.

CO2 cuts vs. cash: Climate talks stymied by stand-off

Pressure to speed cuts in carbon pollution took a back seat at UN climate talks that ended late Thursday night, as emerging economies, including China, demanded that rich ones vastly scale up climate financing.

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