Mideast Israel Palestinians Ancient Knives
Israeli archaeology Prof. Ran Barkai holds a magnifying glass over a stone believed by researchers to be one of the world's oldest known disposable knives, at the Tel Aviv University, Israel, Monday, Aug. 30, 2010. Israeli archaeologists believe they have discovered the world's oldest known disposable knives in a cave near Tel Aviv.Dating to the Stone Age, the sharp pieces of flint are believed to be at least 200,000 years old. (AP Photo/Ariel Schalit)
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