Earth & Environment

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cloud chamber

CLOUD MACHINE  Researchers created climate-cooling, cloud-seeding aerosols inside a cloud chamber without the sulfuric acid spewed by fossil fuel burning.

cows in a field in Finland

Dosing cattle with antibiotics affects dung beetles and ups greenhouse gases emitted from cow dung, researchers suggest.

illustration of a clock and earth

YOUNG AT HEART  A clock placed at the Earth’s center would run slower than one on your nightstand. That means Earth’s core is 2.5 years younger than its surface, new calculations suggest.

Earth & Environment

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