Early humans learnt to walk on two feet rather than all fours due to 'bombardment of exploding stars' - Telegraph.co.uk
- Early humans learnt to walk on two feet rather than all fours due to 'bombardment of exploding stars' Telegraph.co.uk
- Exploding stars led to humans walking on two legs, radical study suggests The Guardian
- Scientists discover the reason why humans walk upright iNews
- Humans started walking on two feet because of LIGHTNING, bizarre study claims Mirror Online
- Ancient supernova led humans to walk upright, scientists claim - Daily Star Daily Star
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