ScienceStone Tools Found In Kenya Are Oldest Ever Discovered, But Who Made Them? Stone tools discovered in Africa are 3.3 million years old, older than the earliest humans. What earlier ancestor species may have created them remains a mystery, researchers say.by Jim Algar
ScienceBetter Hunting Weapons Of Early Humans Didn't Cause Demise Of Neanderthals, Study Findsby Jim Algar
ScienceFemale Chimpanzees Use Tools, Including Spears, More Often Than Males While Hunting, Study Revealsby James Maynard
ScienceStone Age tools did not originate from Africa, toolmaking skills developed independently worldwideby Rhodi Lee