The circadian clock is an internal biological system that regulates sleep-wake cycles, as well as many physiological functions such as body temperature and hormone production. In many animals, this clock relies on a network ...
Cell & Microbiology
Oct 1, 2026
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48
Every cell in an organism contains the same DNA, which carries all the instructions needed for it to function. Yet cells do not all use the same genes: A nerve cell, for example, does not activate the same genes as a muscle ...
Cell & Microbiology
Sep 28, 2026
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48
Modern tomatoes are a breeding success story. Generations of selection have made them bigger, firmer, more productive and easier to ship. But that progress came at a cost. Domestication and breeding reduced much of the crop's ...
Molecular & Computational biology
Sep 29, 2026
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46
Extreme heat can have a profound impact on wild animals, causing their death in the most extreme cases and leaving less visible marks in others. Understanding the effects of temperature changes on specific species could inform ...
Researchers at the University of Miami have identified a group of previously unknown viruses that bridge an evolutionary gap between viruses and cellular protein compartments, a discovery with implications for both biotechnology ...
Evolution
Oct 15, 2026
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45
In water, soil and air all around us lives a free-living, single-celled organism called Acanthamoeba. Most of the time, Acanthamoeba keeps to itself. On rare occasions, though, the amoeba infects humans and can cause severe ...
Cell & Microbiology
Oct 1, 2026
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44
When scientists assess how dangerous a bacterium is, the first question often seems simple: Can it be stopped or killed? In microbiology and antibiotic research, one of the classic readouts has been whether a bacterium can ...
Cell & Microbiology
Oct 1, 2026
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43
A protein discovered in a Virginia Tech–led study may open a gateway to treatments for a parasite responsible for a deadly disease in immunocompromised people. The team led by Raj Gaji, assistant professor of parasitology ...
Cell & Microbiology
11 hours ago
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43
New research from the University of St Andrews has shed light on the evolution of an important yet thus far poorly understood group of marine invertebrate animals—brachiopods. The work, published in Science Advances, presents ...
Evolution
Oct 19, 2026
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43
When plant roots are injured—by insects, for example—the pressure inside the root drops, and a pressure wave spreads rapidly throughout the root system. In neighboring roots, tiny proteins that act as mechanical pressure ...
Plants & Animals
Sep 25, 2026
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41
