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Footprints believed to have been made by the giant bird Diatryma indicate that it was a "gentle herbivore" and not a fierce carnivore, scientists say.A team of researchers from Washington,...
Changes in the Earth's axis of rotation and its orbit around the Sun may have triggered a series of sudden, extreme global warming events 55 million years ago, by beginning a thaw of...
Rising seas, killer storms, droughts, extinctions and money wasted on snowblowers are not the only things to worry about on a warming planet. There is also the shrinking issue.It happened...