When did humanity take its first step? Scientists say they now know. – The Washington Post

1. When did humanity take its first step? Scientists say they now know.  The Washington Post
2. Fresh bone analysis makes case for earliest ‘ancestor of humankind’, but doubts remain  The Guardian
3. A new analysis reveals clues about when primates started walking on two feet  NPR
4. Was our earliest ancestor a knuckle-dragger, or did it walk upright?  New Scientist
5. Controversial Ancestor Found to Have Done Something Eerily Human  ScienceAlert

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