What microbes can tell us about life on Earth and in space
Microbes are just about everywhere, from the soil to the air to Arctic ice to oceans, lakes, and rivers—not to mention all over your body and the phone or computer you're using right now.
Microbes are just about everywhere, from the soil to the air to Arctic ice to oceans, lakes, and rivers—not to mention all over your body and the phone or computer you're using right now.
Astrobiology
Apr 25, 2023
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27
The first signs of life emerged on Earth in the form of microbes about four billion years ago. While scientists are still determining exactly when and how these microbes appeared, it's clear that the emergence of life is ...
Earth Sciences
Feb 10, 2023
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506
A team of scientists from France and Austria has discovered a new abiotic pathway for the formation of peptide chains from amino acids—a key chemical step in the origin of life. The current study provides strong evidence ...
Biochemistry
Feb 10, 2023
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55
The synthetic production of a critical building block called methanediamine for the first time, by researchers in University of Hawaiʻi at Mānoa's Department of Chemistry, could lead to key insights into the origins of ...
Biochemistry
Dec 13, 2022
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477
Purdue University chemists have uncovered a mechanism for peptide-forming reactions to occur in water—something that has puzzled scientists for decades.
Biochemistry
Oct 3, 2022
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1557
Does the existence of life on Earth tell us anything about the probability of abiogenesis—the origin of life from inorganic substances—arising elsewhere? That's a question that has confounded scientists, and anyone else ...
Astrobiology
Sep 26, 2022
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1733
Using a powerful microscope, researchers at The University of Alabama have shown a method that can provide strong data in determining the origin of life on Earth and whether life existed on other planets.
Earth Sciences
Sep 9, 2022
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463
Water may have been brought to Earth by asteroids from the outer edges of the solar system, scientists said after analysing rare samples collected on a six-year Japanese space mission.
Planetary Sciences
Aug 16, 2022
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803
Scientists at the Foundation for Applied Molecular Evolution announced today that ribonucleic acid (RNA), an analog of DNA that was likely the first genetic material for life, spontaneously forms on basalt lava glass. Such ...
Astrobiology
Jun 3, 2022
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19828
The only references we have for "life" are the forms we know on Earth. Astrobiologists suspect that the search for alien life, and even for the origins of life on Earth, may require a broader scope. A NASA-funded team of ...
Molecular & Computational biology
Feb 28, 2022
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1088