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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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VIDEO: From Biology to Military History: Patterns in Animal Weaponry

What are the parallels between an ancient war ship and a dung beetle? More than you would think, actually! Douglas J. Emlen, PhD, has a unique perspective on animal weaponry that looks at patterns in military history.

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