2.5 billion-year-old ‘time capsule’ rocks rewrite history: New study challenges mantle oxidation theory

A thin section of ancient rocks collected from the Gackel Ridge near the North Pole, imaged under a microscope and seen under cross-polarized light. Field width ~ 14mm. Analyzing rocks…

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New study: These strange blood-sucking fish have a ‘stunning’ evolutionary origin

Research on sea lampreys offers insights into vertebrate evolution by highlighting similarities in stem cell gene networks with jawed vertebrates and explaining differences in jaw formation. Courtesy: T. Lawrence, Great…

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