Most scientists who study the origin of life assume that it occurred in the ocean. But a minority view is that ions in seawater may interfere with prebiotic chemistry, making a freshwater environment more likely.
Biochemistry
Jan 19, 2012
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Negative ions play an important role in everything from how our bodies function to the structure of the universe. Scientists from the University of Gothenburg, Sweden, have now developed a new method that makes it possible ...
General Physics
Nov 29, 2011
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(PhysOrg.com) -- A lot of work has been done over the years to nail down the origins of life, with much speculation given to whatever first bit of “life” appeared from what was before, nothing but non-living material. ...
Professor Takayoshi Wakagi and Associate Professor Shinya Fushinobu of the Graduate School of Agricultural and Life Sciences, the University of Tokyo and colleagues were the first to clarify how an enzyme of hyperthermophilic ...
Biochemistry
Nov 15, 2011
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The glassy, porous, and once gas-rich rock called pumice may have given rise to early life forms, according to a provocative new hypothesis on the origin of life published in Astrobiology, a peer-reviewed journal from Mary ...
Earth Sciences
Oct 4, 2011
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(PhysOrg.com) -- Floating rafts of volcanic pumice could have played a significant role in the origins of life on Earth, scientists from Oxford University and the University of Western Australia have suggested.
Earth Sciences
Sep 2, 2011
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Meteorites hold a record of the chemicals that existed in the early Solar System and that may have been a crucial source of the organic compounds that gave rise to life on Earth. Since the 1960s, scientists have been trying ...
Space Exploration
Aug 8, 2011
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(PhysOrg.com) -- Carbonaceous chondrites are a type of organic-rich meteorite that contain samples of the materials that took part in the creation of our planets nearly 4.6 billion years ago, including materials that were ...
Space Exploration
Jun 9, 2011
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David Deamer began studying the origin of life in the early 1980s, and his research over the past 30 years has had a major influence on scientific understanding of how life on Earth got started. In his new book, First Life ...
Biochemistry
Jun 2, 2011
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Remote lochs along the west coast of Scotland are turning up new evidence about the origins of life on land.
Paleontology & Fossils
Apr 13, 2011
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