(Phys.org)—Researchers at Penn State University have developed a chemical model that mimics a possible step in the formation of cellular life on Earth four-billion years ago. Using large "macromolecules" called polymers, ...
Cell & Microbiology
Oct 14, 2012
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0
The benefits of the 'silver spoon effect' in mongoose pups extend across their lifetime, a new study has shown.
Plants & Animals
Feb 25, 2019
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130
Over the last half a billion years, the ocean has mostly been full of oxygen and teeming with animal life. But earlier, before animals had evolved, oxygen was harder to come by. Now a new study led by researchers at the University ...
Earth Sciences
Sep 7, 2011
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Uncovering how the first biological molecules (like proteins and DNA) arose is a major goal for researchers attempting to solve the origin of life. Today, chemists at Saint Louis University, in collaboration with scientists ...
Biochemistry
Oct 4, 2019
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192
(PhysOrg.com) -- A new study from the University of Glasgow, published today in the Proceedings of the Royal Society B: Biological Sciences, suggests that our expectancy is likely to be strongly affected by how much stress ...
Plants & Animals
Aug 17, 2011
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1
Biologists have long hoped to understand the nature of the earliest living organisms on Earth. If they could, they might then be able to say something about how, when, and where life arose on Earth, and perhaps by extension, ...
Evolution
Apr 22, 2020
4
466
More than 550 million years ago, the oceans were teeming with flat, soft-bodied creatures that fed on microbes and algae and could grow as big as bathmats. Today, researchers at the University of California, Riverside are ...
Archaeology
May 17, 2017
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74
After spending his early life suffering under the Nazis and then Stalin, the Polish psychologist Andrew Lobaczewski devoted his career to studying the relationship between psychological disorders and politics. He wanted to ...
Political science
Sep 19, 2019
1
266
One of the great mysteries of life is how it began. What physical process transformed a nonliving mix of chemicals into something as complex as a living cell?
Biochemistry
Dec 12, 2012
86
0
For most of Earth's history, life was limited to the microscopic realm, with bacteria occupying nearly every possible niche. Life is generally thought to have evolved in some of the most extreme environments, like hydrothermal ...
Earth Sciences
Jan 28, 2021
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