Cold air rises—what that means for Earth's climate

Conventional knowledge has it that warm air rises while cold air sinks. But a study from the University of California, Davis, found that in the tropical atmosphere, cold air rises due to an overlooked effect—the lightness ...

Nike, Adidas suppliers 'polluting China rivers'

Environmental campaigners on Wednesday accused suppliers to major clothing brands including Adidas and Nike of poisoning China's major rivers with hazardous chemicals linked to hormonal problems.

Opposing mountain ranges

In the future, people in the Himalayas will have to contend with flooding, while those in the Andes will have longer dry spells and less water. These are the conclusions drawn by ETH researchers, who have used measurement ...

Fish guts explain marine carbon cycle mystery

Research published today reveals the major influence of fish on maintaining the delicate pH balance of our oceans, vital for the health of coral reefs and other marine life.

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