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Rethinking the origin of life at seafloor hydrothermal vents

Proceedings of the National Academy of Sciences, Volume 123, Issue 36, September 2026. Alkaline vents have dominated a class of hypotheses for the origins of life since their discovery a quarter of century ago, but advances in understanding the nature of these systems at the time of life’s origins demand renewed scrutiny. Alkaline vent ...

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Partial lunar eclipse, in pictures

The astronomical phenomenon was visible in parts of the Americas and Europe. The Earth moved between the sun and the moon, causing part of our satellite’s surface to pass into Earth’s shadow and take…

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