Why did life forms first begin to get larger and what advantage did this increase in size provide? UCLA biologists working with an international team of scientists examined the earliest communities of large multicellular ...
Evolution
Jan 23, 2014
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0
New research from the University of Nebraska-Lincoln has revealed how fruit fly larvae with a seemingly fatal flaw can survive and advance to adulthood.
Cell & Microbiology
Jun 13, 2019
1
36
As organisms develop, their internal organs arrange in a consistent asymmetrical pattern--heart and stomach to the left, liver and appendix to the right. But how does this happen?
Other
Jul 16, 2012
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0
Rice University scientists have found a way to engineer a new kind of cell differentiation in bacteria, inspired by a naturally occurring process in stem cells.
Cell & Microbiology
Aug 12, 2019
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191
All multicellular organisms—from the simplest animal and plant organisms to humans—live in close association with a multitude of microorganisms, the so-called microbiome, which colonize their tissues and live in symbiotic ...
Ecology
May 3, 2024
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22
Could tumours help us explain the explosion of life of Earth? Scientists have typically explained the period of history when large animal species became much more diverse very quickly as the result of the planet's rising ...
Earth Sciences
Jan 23, 2018
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24
Cells constantly navigate a dynamic environment, facing ever-changing conditions and challenges. But how do cells swiftly adapt to these environmental fluctuations?
Cell & Microbiology
Apr 24, 2024
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167
Microorganisms living underneath the surface of the earth have a total carbon mass of 15 to 23 billion tons, hundreds of times more than that of humans, according to findings announced by the Deep Carbon Observatory and coauthored ...
Earth Sciences
Dec 10, 2018
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24
The complexity of life on Earth was derived from simplicity: From the first protocells to the growth of any organism, individual cells aggregate into basic clumps and then form more complex structures. The earliest cells ...
Biochemistry
Oct 5, 2022
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82
Scientists have long thought that there was a direct connection between the rise in atmospheric oxygen, which started with the Great Oxygenation Event 2.5 billion years ago, and the rise of large, complex multicellular organisms.
Plants & Animals
May 17, 2021
1
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