What did giant plant-munching dinosaurs do when they couldn't find enough to eat in the parched American West? They hit the road. An analysis of fossilized teeth adds further evidence that the long-necked dinosaurs called ...
Archaeology
Oct 26, 2011
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Bolivian President Evo Morales announced Friday he was cancelling a controversial plan to build a highway through an Amazon ecological reserve that has triggered widespread protests.
Environment
Oct 21, 2011
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Hundreds of indigenous people made a triumphal entry into La Paz Wednesday at the end of a two-month march from the Amazon to oppose the construction of a highway through their ancestral homeland.
Environment
Oct 19, 2011
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Travel from the tropics to the poles, and you'll notice that the diversity of mammals declines with distance from the equator. Move from lowland to mountains, and you'll see diversity increase as the landscape becomes more ...
Evolution
May 5, 2010
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