Arctic Ocean

HOT WATER  The Arctic Ocean will be ice-free almost a decade earlier than previously predicted, new calculations suggest.

Dust!

PLUMP PARTICLES   Fats lurking in house dust can activate a protein in human cells that researchers think plays a key role in obesity.

China’s Taklamakan Desert

COVERT CARBON  Desert aquifers, fed by rain, surface and irrigation waters, hoard hundreds of billions of metric tons of carbon pulled from the atmosphere, new research suggests. The irrigation water flushes the carbon deep underground, report researchers who studied China’s Taklamakan Desert (shown).

water strider

FLOATING  Like a real water strider (left), new robotic insects can rest on water and jump off it. 



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