How shifting climates may have shaped early elephants' trunks
Researchers have provided new insights into how ancestral elephants developed their dextrous trunks.
Researchers have provided new insights into how ancestral elephants developed their dextrous trunks.
Evolution
Nov 28, 2023
0
131
Coronary arteries are a vital part of the human heart, providing it with oxygen-rich blood so that it can work. By comparing the hearts of mammals, birds, reptiles, fish and frogs, a multi-institutional team of researchers ...
Evolution
Aug 22, 2023
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9
They are considered "parasitic genes." Even though they comprise over half of human DNA, much remains to be learned about them. Now University of California, Irvine biologists offer new insights into these entities known ...
Molecular & Computational biology
Aug 23, 2022
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173
The theory that aquatic animals such as fish will shrink due to global warming has been called into question by a study published today in eLife.
Evolution
May 9, 2023
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58
Proteins on the surface of cells act as sentries—and microbes hoping to invade will evolve tricks to evade these front-line defenses. But the host cell's proteins don't sit back helplessly. They, too, can evolve in ways ...
Evolution
Feb 4, 2022
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150
In a new study, University of Maryland researchers have demystified the process by which cells receive their shape—and it all starts with a protein called actin.
Cell & Microbiology
Nov 4, 2022
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88
Cornell scientists have created an evolutionary model that connects organisms living in today's oxygen-rich atmosphere to a time, billions of years ago, when Earth's atmosphere had little oxygen—by analyzing ribonucleotide ...
Biochemistry
Oct 4, 2022
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412
A new study from the Michigan State University-Department of Energy (DOE) Plant Research Laboratory (PRL) shows how some algae can protect themselves when the oxygen they produce impairs their photosynthetic activity. The ...
Plants & Animals
Jan 25, 2022
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122
Researchers at NCMM have demonstrated the mechanisms behind the activation of Aurora B, a central conductor of cell division. Their findings, now published in eLife, can lay the foundations for developing new cancer drugs.
Cell & Microbiology
Jul 6, 2023
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34
Grasses have "respiratory pores" (called stomata) that open and close to regulate the uptake of carbon dioxide for photosynthesis on the one hand and water loss through transpiration on the other. Unlike many other plants, ...
Plants & Animals
Dec 23, 2022
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3