Human civilization could be 400000 years old.
Our earliest ancestors gave up hunter-gathering and took to a settled life up to 400,000 years earlier than previously thought, according to controversial research.
The accepted timescale of Man’s evolution is being challenged by a German archaeologist who claims to have found evidence that Homo erectus — mankind’s early ancestor, who migrated from Africa to Asia and Europe — began living in settled communities long before the accepted time of 10,000 years ago.
http://www.timesonline.co.uk/tol/news/world/europe/article1980396.ece