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Monday, 18 May 2026

Scientists think they’ve cracked the mystery of human right-handedness

A new study suggests humans became overwhelmingly right-handed because of two major evolutionary shifts: walking on two legs and developing much larger brains. Researchers found that as human ancestors evolved, their right-hand preference steadily intensified — transforming a mild tendency into one of humanity’s most distinctive traits.

from All Top News -- ScienceDaily https://ift.tt/FYTLChE

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