Tuesday, January 31, 2012

Humans Tamed Horses All Over the World

"The domestication of wild horses had a profound effect on human history -- offering nutrition, transportation and a leg up in warfare, among other advantages. But there are still many unanswered questions about when and where our species began its long love affair with horses. A new genetic study offers some clues. Through the first complete analysis of equestrian mitochondrial DNA -- a kind of genetic material that is passed directly from mother to offspring -- an international group of scientists was able to trace all modern horses to an ancestor that lived about 140,000 years ago."
By Emily Sohn /continue reading 
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