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Endangered songbird challenging assumptions about evolution

Not all species may travel the same path to existence, at least according to new findings from the University of Colorado Boulder and collaborators......»»

Category: topSource:  physorgMar 26th, 2021

Scientists combine a spatially distributed sediment delivery model and biogeochemical model to estimate fluxes by water

Water erosion is the most active process controlling soil formation and evolution, which can affect the redistribution of carbon between terrestrial, aquatic, and atmospheric ecosystems. Erosion-induced organic carbon dynamic process should not be mi.....»»

Category: topSource:  physorgRelated NewsApr 25th, 2024

New experimental evidence unlocks a puzzle in vascular tissue engineering

Angiogenesis is a process of forming hierarchical vascular networks in living tissues. Its complexity makes the controlled generation of blood vessels in laboratory conditions a highly challenging task......»»

Category: topSource:  physorgRelated NewsApr 25th, 2024

Applying DevSecOps principles to machine learning workloads

Protecting data and other enterprise assets is an increasingly challenging task, and one that touches nearly every corner of an organization. As the complexity of digital systems grows, the challenges mount. One method that helps reign in the chaos i.....»»

Category: securitySource:  netsecurityRelated NewsApr 25th, 2024

Researcher finds that wood frogs evolved rapidly in response to road salts

When we think of evolution, we think of a process that happens over hundreds or thousands of years. In research published in Ecology and Evolution a team led by Rick Relyea, Ph.D., professor of biological sciences and David M. Darrin Senior Endowed.....»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

Mantle heat may have boosted Earth"s crust 3 billion years ago

Little is known about the nature and evolution of Earth's continental crust before a few billion years ago because cratons, or stable swaths of the lithosphere more than 2–3 billion years old, are relatively rare......»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

How evolution has optimized the magnetic sensor in birds

Migratory birds are able to navigate and orientate with astonishing accuracy using various mechanisms, including a magnetic compass. A team led by biologists Dr. Corinna Langebrake and Prof. Dr. Miriam Liedvogel from the University of Oldenburg and t.....»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

International study produces a comprehensive "tree of life" for flowering plants

With their own botanical collection material and their research knowledge on the evolution of cruciferous plants (plants of the cabbage family), bioscientists at Heidelberg University have contributed to a large-scale international study that has pro.....»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

A key gene helps explain how the ability to glide has emerged over-and-over during marsupial evolution

People say "When pigs fly" to describe the impossible. But even if most mammals are landlubbers, the ability to glide or fly has evolved again and again during mammalian evolution, in species ranging from bats to flying squirrels. How did that come a.....»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

Steelhead trout, once thriving in Southern California, are declared endangered

Southern California's rivers and creeks once teemed with large, silvery fish that arrived from the ocean and swam upstream to spawn. But today, these fish are seldom seen......»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

The relationship between cybersecurity and work tech innovation

As organizations navigate the complexities of hybrid work arrangements and the gradual return to the office, the cybersecurity threat landscape has become increasingly challenging, with issues such as the proliferation of personal devices, the expans.....»»

Category: securitySource:  netsecurityRelated NewsApr 24th, 2024

Advances in understanding the evolution of stomach loss in agastric fishes

Living beings can evolve to lose biological structures due to potential survival benefits from such losses. For example, certain groups of ray-finned fishes show such regressive evolution—medakas, minnows, puffera, and wrasses do not have a stomach.....»»

Category: topSource:  physorgRelated NewsApr 23rd, 2024

High-speed imaging and AI help us understand how insect wings work

Too many muscles working too fast had made understanding insect flight challenging. Enlarge / A time-lapse showing how an insect's wing adopts very specific positions during flight. (credit: Florian Muijres, Dickinson Lab).....»»

Category: topSource:  arstechnicaRelated NewsApr 22nd, 2024

Mojave desert tortoise officially joins California"s endangered list

The California Fish and Game Commission has formally recognized the Mojave desert tortoise as endangered......»»

Category: topSource:  theglobeandmailRelated NewsApr 22nd, 2024

Same species, different sizes: Rare evolution in action spotted in island bats

A University of Melbourne researcher has spotted a rare evolutionary phenomenon happening rapidly in real time in bats living in the Solomon Islands......»»

Category: topSource:  physorgRelated NewsApr 22nd, 2024

Saturday Citations: Irrationality modeled; genetic basis for PTSD; Tasmanian devils still endangered

Hello, stakeholders. (This is the nongendered term of address I've been workshopping because I see "folks" in too many social media posts.) Researchers this week reported on an AI model that attempts to emulate human irrationality in decision-making,.....»»

Category: topSource:  physorgRelated NewsApr 20th, 2024

Lemur"s lament: When one vulnerable species stalks another

What can be done when one threatened animal kills another? Scientists studying critically endangered lemurs in Madagascar confronted this difficult reality when they witnessed attacks on lemurs by another vulnerable species, a carnivore called a fosa.....»»

Category: topSource:  physorgRelated NewsApr 20th, 2024

RNA"s hidden potential: New study unveils its role in early life and future bioengineering

The beginning of life on Earth and its evolution over billions of years continue to intrigue researchers worldwide. The central dogma or the directional flow of genetic information from a deoxyribose nucleic acid (DNA) template to a ribose nucleic ac.....»»

Category: topSource:  marketingvoxRelated NewsApr 18th, 2024

Researchers realize hydrogen formation by contact electrification of water microdroplets and its regulation

Direct utilization of water as a source of hydrogen atoms and molecules is fundamental to the evolution of the ecosystem and industry. However, liquid water is an unfavorable electron donor for forming these hydrogen species due to its redox inertnes.....»»

Category: topSource:  physorgRelated NewsApr 18th, 2024

Researchers identify genetic variant that helped shape human skull base evolution

Humans, Homo sapiens, have unique features compared with other closely related hominin species and primates, including the shape of the base of the skull. The evolutionary changes underlying these features were significant in allowing the evolution o.....»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

NASA needs a new approach for its challenging Mars Sample Return mission

NASA is seeking new ideas for its Mars Sample Return mission after admitting that its previous plan to bring samples from Mars back to Earth was too ambitious......»»

Category: topSource:  digitaltrendsRelated NewsApr 17th, 2024