VideoHubei, China - Chinese scientists have discovered a fossil that they claim is the earliest known ancestor of humans. The find has challenged the long-held belief that apes began their evolution in Africa. The Archicebus Achilles was discovered in 2002 on a lake bed in China's Hubei province, but took more than 10 years of analysis for scientists to declare it as the world's oldest known primate fossil. The scientists contend that the 55-million-year-old fossil, which looks a bit like a mouse with monkey-like feet, is the world's oldest known ape-like creature. "Now after we discovered this fossil, we can...