Story thread · 2 reports / 2 sources

Origin of Human Eyes Traced to 560-Million-Year-Old One-Eyed ‘Cyclops’

zmescience.com · 15d

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Across 2 sources · syndicated copies counted once

Before vertebrates had two eyes, their ancestors may have looked upward with one.

First report: Scientists trace the shocking origin of human eyes to an ancient “cyclops” sciencedaily.com, 16d

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