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Topic: Science · 2 stories (clear)

• Tool Use By Humans Pushed Back By 800,000 Years
  Science · Science · 2010-08-11 21:21 · posted by samzenpus · from the oldest-spoon dept. · 189 comments
• Lasers Approach Their Ultimate Intensity Limit
  Science · Science · 2010-08-11 07:20 · posted by samzenpus · from the biggest-pointer dept. · 384 comments