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"About 65 Million Years Ago a Very Large Asteroid Hit the Earh in the Yucatan Peninsula"5 Sep, 2007 07:12 pm A study published today in Nature reports the identification of the killer asteroid shower. William Botkke, lead author of the study,...Of Mammals and Mass Extinctions9 May, 2007 01:10 pm It's a story that everyone knows. Some 65 million years ago a giant asteroid slams into the Earth. The resulting catastrophe spreads around the world,... |