A new article in Astrobiology, "The Coevolution of Life and Environment on Mars: An Ecosystem Perspective on the Robotic Exploration of Biosignatures," is available online today and in the January, 2018 issue.
Space Exploration
Dec 19, 2017
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Laboratory experiments on Earth can now simulate the conditions under which life might emerge on Saturn's moon Enceladus, as well as other icy alien worlds, according to new research published in the September 2017 issue ...
Space Exploration
Dec 1, 2017
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The amount of biomass - life - in Earth's ancient oceans may have been limited due to low recycling of the key nutrient phosphorus, according to new research by the University of Washington and the University of St. Andrews ...
Earth Sciences
Nov 27, 2017
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Chemists at The Scripps Research Institute (TSRI) have found a compound that may have been a crucial factor in the origins of life on Earth.
Biochemistry
Nov 6, 2017
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Life on early Earth seems to have begun with a paradox: while life needs water as a solvent, the essential chemical backbones of early life-forming molecules fall apart in water. Our universal solvent, it turns out, can be ...
Space Exploration
Oct 2, 2017
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There may be no bigger question than whether we are alone in our solar system. As our spacecraft find new clues about the presence of liquid water now or in the past on Mars, the possibility of some kind of life there looks ...
Space Exploration
Sep 29, 2017
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An international study led by researchers at Macquarie University has uncovered the ways in which giant meteorite impacts may have helped to kick-start our planet's global tectonic processes and magnetic field. The study, ...
Earth Sciences
Sep 26, 2017
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The Earth's history is written in its elements, but as the tectonic plates slip and slide over and under each other over time, they muddy that evidence—and with it the secrets of why Earth can sustain life.
Earth Sciences
Sep 22, 2017
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The primordial soup that sloshed around billions of years ago, and eventually led to first life on our planet, might have been teeming with primal precursors of proteins.
Biochemistry
Sep 4, 2017
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NASA's Mars 2020 mission, which will look for signs of past life on Mars, will use smart methods originally developed to find the oldest life on Earth, according the mission's Deputy Project Scientist, Dr Ken Williford. The ...
Space Exploration
Aug 16, 2017
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