Did ancient supernovae prompt human ancestors to walk upright? - Science Daily

1. Did ancient supernovae prompt human ancestors to walk upright?  Science Daily
2. Wild New Study Links Humans Walking Upright to Exploding Stars Millions of Years Ago  ScienceAlert
3. Massive supernova could have made humans walk upright, study says  The Independent
4. Exploding stars led to humans walking on two legs, radical study suggests  The Guardian
5. Ancient star explosions unleashed APOCALYPTIC storms and caused humans to WALK UPRIGHT – study  RT
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