Trilobites: Humans First Arrived in Australia 65,000 Years Ago, Study Suggests Ancestors of Aboriginal Australians arrived thousands of years earlier than previously believed, according to newly uncovered archaeological evidence. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:WATCH: Scientists teach clever bumblebees to pull strings to get food3 Makers of ‘World’s Smallest Machines’ Awarded Nobel Prize in ChemistryLong-running tv documentary offers clues to changes in boys' voicesTrilobites: Why a South African Desert Blooms Into an Annual Flower ShowTHOUSANDS of lives at risk as Japan prepares for battering from RECORD BREAKING typhoonSurvey Says?: When You Hear the Margin of Error Is Plus or Minus 3 Percent, Think 7 Instead