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SCIENCE IN THE NEWS DAILY

Harsh Climate Scoured Early Earth, Study Says

from National Geographic News

Earth's early atmosphere may have been highly corrosive to rocks, gradually dissolving away all but the toughest of minerals, a new study suggests.

The findings could explain a gap in Earth's geologic record that has puzzled scientists.

"It's possible that [the new study] answers the riddle," said Takayuki Ushikubo, a geologist at the University of Wisconsin, who led the study published online in the journal Earth and Planetary Science Letters.

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Latest Multimedia

VIDEO: The Promise and Peril of Drones

CummingsDrones

The automation of tasks at work and at home is just around the corner, including driving cars, piloting planes, delivering packages, and transporting weapons. Unmanned aerial vehicles are rapidly evolving to meet both society’s and the military’s needs in automation and better efficiency.
During her time as one of the first female fighter pilots in the US Navy, Dr. Missy Cummings observed that computers could take off and land a plane more precisely than humans. Because of this breakthrough and her fascination with this growing technology, she began human–drone interaction research.

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