Thursday, March 25, 2021

The world's earliest stone technologies are likely to be older than previously thought

A new study has found that Oldowan and Acheulean stone tool technologies are likely to be tens of thousands of years older than current evidence suggests.

from Top Health News -- ScienceDaily https://ift.tt/3u8qYIr
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Scientists detect hidden skin damage before it becomes visible

Scientists have discovered a hidden warning sign of skin damage that appears before collagen fibers visibly thin, break, or lose their conne...