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Ancient Colorado river flowed backwards

(PhysOrg.com) -- Geologists have found evidence that some 55 million years ago a river as big as the modern Colorado flowed through Arizona into Utah in the opposite direction from the present-day river. Writing in the October ...

dateOct 04, 2010 in Earth Sciences
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Wolf hunts to open, judge eyes injunction request

(AP) -- Gray wolf hunting was set to begin in the Northern Rockies, even as a federal judge eyed a request to stop the killing of the predators just four months after they were removed from the endangered species list.

dateAug 31, 2009 in Ecology
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