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Aug. 5, 2022 A new study challenges a popular scenario put forward to explain the arrival of the first eukaryotic ...
June 22, 2023 According to a new study, eukaryotes -- complex life forms with nuclei in their cells, including all the world's plants, animals, insects and fungi -- trace their roots to a common Asgard ...
Mar. 21, 2025 Who were our earliest ancestors? The answer could lie in a special group of single-celled organisms with a cytoskeleton similar to that of complex organisms, such as animals and ...
Jan. 11, 2024 The sun has just set on a quiet mudflat in Australia's Northern Territory; it'll set again in another 19 hours. A young moon looms large over the desolate landscape. No animals scurry in ...
June 19, 2025 During Earth's ancient Snowball periods, when the entire planet was wrapped in ice, life may have endured in tiny meltwater ponds on the surface of equatorial glaciers. MIT researchers ...
June 7, 2023 Newly discovered biomarker signatures point to a whole range of previously unknown organisms that dominated complex life on Earth about a billion years ago. They differed from complex eukaryotic life ...
Dec. 21, 2022 Researchers have succeeded in cultivating a special archaeon and characterizing it more precisely using microscopic methods. This member of the Asgard archaea exhibits unique cellular characteristics ...
Dec. 19, 2024 A team has discovered a new communication pathway between the gut and lung. Their findings highlight how a little-known member of the gut microbiome reshapes the lung immune environment to have both ...
Mar. 22, 2023 Is nitrate responsible for algae, flowers, and even your neighbors? A team of geoscientists have unearthed evidence that may indicate ...
Nov. 21, 2023 LUCA, the 'last universal common ancestor' of all living organisms, lived 4.32 to at most 4.52 billion years ago. What LUCA looked like is unknown, but it must have been a cell with among ...