Uploaded September 2014 | Updated September 2026, 1 hour ago

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Researchers have identified a mechanism by which such wrinkles may have formed in ancient rocks. Based on this mechanism, they posit that such fossilized features may be a vestige of microbial presence— in other words, where there are wrinkles, there must have been life.

Source: MIT

Read more: laboratoryequipment.com/videos/2014/09/wrinkles-rock-may-be-signs-early-life