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Biology news
Stingrays reveal nature's elegant solution to maintaining geometric armor growth
How does the armored tiling on shark and ray cartilage maintain a continuous covering as the animals' skeletons expand during growth?
Plants & Animals
48 minutes ago
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A social immune system: Leafcutter ants recognize and combat pathogens 30 days post-exposure
A study conducted by researchers from São Paulo State University (UNESP), in Brazil, and collaborators shows that lemon leafcutter ants (Atta sexdens) exhibit behaviors that go beyond so-called social immunity, i.e. the ...
Plants & Animals
52 minutes ago
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Satellite images reveal how Andalusia's forests have changed over the past three decades
The first Landsat series satellite was launched by NASA in the summer of 1972 with the aim of tracking changes in the Earth's surface. It was followed by 8 more. The last of them, put into orbit in 2021, adds to the extensive ...
Ecology
32 minutes ago
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Conservation efforts are bringing species back from the brink, even as overall biodiversity falls
A major review of over 67,000 animal species has found that while the natural world continues to face a biodiversity crisis, targeted conservation efforts are helping bring many species back from the brink of extinction.
Plants & Animals
1 hour ago
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Sperm breach blastocyst defenses in primates, providing new insights into reproductive competition
In a study of early embryonic development in primates, an international research team under the leadership of Berthold Huppertz and Thomas Kroneis from Med Uni Graz has shown for the first time that sperm can penetrate the ...
Evolution
1 hour ago
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Mapping maternal lineages of fine aroma cocoa through chloroplast DNA
Toribio Rodríguez de Mendoza National University researchers conducted a genomic analysis of fine aroma cocoa from northern Peru, uncovering genetic divergence and evolutionary patterns within Theobroma cacao.
Vulture fossil discovery reveals how volcanic deposits can preserve the microscopic details of animal tissues
An analysis of a 30,000-year-old fossil vulture from Central Italy has revealed for the first time that volcanic rock can preserve microscopic details in feathers—the first ever record of such a preservation.
Paleontology & Fossils
2 hours ago
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Universal RNA barcoding system for tracking gene transfer in bacteria created
In the microscopic world of bacteria, gene transfer is a powerful mechanism that can alter cellular function, drive antibiotic resistance and even shape entire ecosystems. Now an interdisciplinary group of researchers at ...
Cell & Microbiology
2 hours ago
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Dogs' noses decoded: Optical sensor unveils canine brain's olfactory prowess
A pioneering study investigating the brain activity of dogs during scent detection has unveiled crucial insights into their remarkable olfactory capabilities. Researchers at Bar-Ilan University have developed an optical sensor ...
Biotechnology
2 hours ago
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Ancient seafloor creature grew like modern marine invertebrates, study suggests
The growth and lifespan of Parvancorina minchami, small anchor-shaped animals that lived on the seafloor about 550 million years ago, resemble that of current marine invertebrates like golden shrimp and Baltic clam.
Paleontology & Fossils
2 hours ago
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Add some spice: Curcumin helps treat Mycobacterium abscessus
Mycobacterium abscessus is a fast-growing, pathogenic mycobacteria that can cause lung infections, and people who have respiratory conditions or are immunocompromised face a higher risk. It can also cause skin infections. ...
Cell & Microbiology
6 hours ago
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Red coral colonies survive a decade after being transplanted in the Medes Islands
The red coral colonies that were transplanted a decade ago on the seabed of the Medes Islands have survived successfully. They are very similar to the original communities and have contributed to the recovery of the functioning ...
Plants & Animals
3 hours ago
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Genetic study reveals hidden chapter in human evolution
Modern humans descended from not one, but at least two ancestral populations that drifted apart and later reconnected, long before modern humans spread across the globe.
Evolution
9 hours ago
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Scientists uncover principles underlying the toxicity of 'selfish' genes
Lurking within the genomes of nearly all species—including plants, fungi, and even humans—are genes that are passed from generation to generation with no clear benefit to the organism. Called "selfish" genes, they can ...
Evolution
3 hours ago
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Poor feeding habits due to climate change may cause sardines to ingest more microplastics
Researchers from the UAB demonstrate that the way sardines eat, altered due to the reduction in size of plankton, undermines the efficiency of their feeding and increases the likelihood of consuming more plastic fibers. Although ...
Plants & Animals
2 hours ago
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Dissolved organic matter composition linked to reactive oxygen species photogeneration in shallow lakes
Reactive oxygen species (ROS) are critical drivers of aquatic biogeochemical processes, with dissolved organic matter (DOM) serving as a primary photosensitive source of ROS in natural waters. Despite their importance, the ...
Ecology
2 hours ago
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Wheat wild relative genome research unlocks potential for crop improvement
Scientists have successfully mapped the genome sequence of Aegilops mutica, a wild relative of wheat, shedding light on its genetic diversity and potential use in breeding programs.
Molecular & Computational biology
4 hours ago
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Plastic-degrading enzymes found in landfills
Enzymes found in landfills around the world may be able to break down plastic waste. Some 11 billion metric tons of plastic are projected to accumulate in the environment by 2050. Enzymatic and microbial degradation is a ...
Cell & Microbiology
4 hours ago
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Oldest cerapodan ornithischian dinosaur discovered in Morocco
A team of paleontologists from the Natural History Museum in the U.K., the University of Birmingham, also in the U.K., and Sidi Mohamed Ben Abdellah University, in Morocco, has unearthed the oldest known cerapodan ornithischian ...
New 'shy' fungus found in old-growth forest
Although fungi of the genus Piloderma are common, scientists have now discovered five previously unknown species. One of these is one of the most widely distributed species in Northern Europe, while another is found only ...
Ecology
5 hours ago
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More news
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Engineered E. coli could be used to produce biodegradable plastics
Cells' mechanical force key to survival in cellular competition, study reveals
Spelunking for spiders in Nullarbor's hidden caves
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Electrons travel one of two routes in nano-biohybrid systems
3D van der Waals open frameworks signal a new era in porous materials
Model suggests asteroid Donaldjohanson formed 150 million years ago
How a hummingbird chick acts like a caterpillar to survive
Gorillas match chimpanzees in self-awareness study
RNA-editing protein insights could lead to improved treatment for cancer and autoimmune diseases
Slow, silent 'scream' of epithelial cells detected for first time
Newly identified bacterial protein helps design cancer drug delivery system
