(Phys.org)—A team of chemists working at the MRC Laboratory of Molecular Biology, at Cambridge in the UK believes they have solved the mystery of how it was possible for life to begin on Earth over four billion years ago. ...
A study zooms in on data that NASA's Cassini gathered at Saturn's icy moon and finds evidence of a key ingredient for life and a supercharged source of energy to fuel it.
Astrobiology
Dec 14, 2023
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610
Orbiting a red dwarf star 41 light-years away is an Earth-sized, rocky exoplanet called GJ 1132 b. In some ways, GJ 1132 b has intriguing parallels to Earth, but in other ways it is very different. One of the differences ...
Astronomy
Mar 11, 2021
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4564
Scientists have identified a group of planets outside our solar system where the same chemical conditions that may have led to life on Earth exist.
Astronomy
Aug 1, 2018
85
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(Phys.org)—A team of researchers at Cornell University has built and run a simulation that showed prebiotic reactions could possibly occur on the surface of one of Saturn's moons, Titan, suggesting the possibility of life ...
A famous experiment in 1953 showed that amino acids, the building blocks of proteins, could have formed spontaneously under the atmospheric conditions of early Earth. However, just because molecules could form doesn't mean ...
Biochemistry
Aug 7, 2019
1
903
Amino acids are the building blocks of proteins. There are 22 different amino acids and they can combine in a myriad ways to form a vast array of proteins. All amino acids except glycine are chiral molecules, meaning they ...
Biochemistry
May 4, 2011
0
1
For the first time astronomers were able to analyse the atmosphere of an exoplanet in the class known as super-Earths. Using data gathered with the NASA/ESA Hubble Space Telescope and new analysis techniques, the exoplanet ...
Astronomy
Feb 16, 2016
15
113
Plagues of locusts that darken the skies and devastate all things that grow have been recorded since Biblical times, and today threaten the food security of millions of people across Asia and Africa.
Ecology
May 7, 2023
0
61
Writing about the weird soft-bodied fossils found in the Burgess Shale in the Canadian Rockies, paleontologist Stephen Jay Gould noted that of 25 initial body plans exhibited by the fossils, all but four were quickly eliminated. ...
Biotechnology
Jun 23, 2014
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