CAIRO (Reuters) - Egyptian archaeologists have found what they said could be the oldest human footprint in history in the country's western desert, the Arab country's antiquities' chief said on Monday.
"This could go back about two million years," said Zahi Hawass, the secretary general of the Egyptian Supreme Council of Antiquities. "It could be the most important discovery in Egypt," he told Reuters.
...Scientists are using carbon tests on plants found in the rock to determine its exact age, Hawass said.
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