The Winchcombe meteorite was recovered, largely from a driveway, just hours after it fell to Earth, preserving evidence that its early relatives could have filled Earth’s oceans.
life as we know it
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A Magnetic Low May Have Paved the Way for Complex Life
Multicellular life blossomed when Earth’s magnetic field was at an all-time low.
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A Step Closer to Solving the Fermi Paradox
Finding evidence of complex life elsewhere in the Milky Way galaxy hinges on locating rocky planets with plate tectonics and a mixture of landmasses and oceans, new research suggests.
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Red-Light-Loving Bacteria Could Expand the Search for Life
Scientists are uncovering genes responsible for oxygenic photosynthesis in cyanobacteria to shift the search for potentially habitable worlds.
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Looking for Life on Enceladus: What Questions Should We Ask?
On icy ocean worlds, a research framework built around the theory of organic chemical evolution could surface deeper insights than a hunt limited to direct evidence of life.
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Europa’s Ocean Might Lack the Ingredients for Life
The lack of volcanism and tectonic activity on Europa’s seafloor might hinder the moon’s potential to host living organisms.
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Volcanic Lightning May Have Retooled the Nitrogen Needed for Life
Early Earth’s volcanoes could have spurred lightning that transformed atmospheric nitrogen, creating molecules that would have been necessary for life to emerge.
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Last Chance Lake Harbors the Highest Known Levels of Phosphate
Bodies of water such as this might have functioned as cradles of life, given their unique biogeochemistry.
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科学家研究木卫二的热量如何通过海洋向上传递
木星的卫星木卫二可能是太阳系中最有希望寻找到生命的地方之一。一项新的研究探讨了热量是如何从木卫二的地幔通过海洋转移到其冰壳中的。
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Olivine May Have Given Life a Jump Start
A mineral common throughout the solar system nudges a reaction that produces sugar molecules from formaldehyde.