Science
Your amazing thumb is about 2 million years old – Science Magazine
Strong, precise thumb grip strength may be unique to humans, which may have made us superior toolmakers
Researchers used 3D modeling software to reconstruct a critical thumb muscle, the opponens pollicis (depicted here), in the fossils of ancient hominins.
Katerina Harvati; Alexandros Karakostis; Daniel Haeufle
By Michael PriceJan. 28, 2021 , 11:20 AM
The human thumb is a nimble wonder, allowing us to make tools, sew clothing, and open pickle jars. But just how and when this unique digit evolved has long been a mystery. Now, a new study modeling muscle in fossilized thumbs suggests about 2 million…
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