A 2km-wide asteroid that hit Earth 2.5 million years ago may have triggered the Ice Age, according to a team of Australian researchers.
Source: http://www.cosmosmagazine.com/news/6052/giant-asteroid-triggered-ice-age
Anna Friel Anna Kournikova Anna Paquin AnnaLynne McCord Anne Marie Kortright April Scott Arielle Kebbel Ashanti
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