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The evolution of axial patterning

Body axes are molecular coordinate systems along which regulatory genes are activated. These genes then activate the development of anatomical structures in correct locations in the embryo. Thus, the body ensures that we do not develop arms on our he.....»»

Category: topSource:  physorgJun 29th, 2021

Ultra Retina XDR OLED screens in iPad Pro are just the latest evolution of Apple"s flagship display tech

The iPad Pro line has boasted Apple's flagship display technology for the last six years, starting with a ProMotion LED display, stopping at at miniLED backlighting for a while, then arriving at tandem OLED. Here's how they compare.iPad Pro display t.....»»

Category: appleSource:  appleinsiderRelated NewsMay 7th, 2024

Chimps shown to learn and improve tool-using skills even as adults

Chimpanzees continue to learn and hone their skills well into adulthood, a capacity that might be essential for the evolution of complex and varied tool use, according to a study published May 7 in the open-access journal PLOS Biology by Mathieu Malh.....»»

Category: topSource:  physorgRelated NewsMay 7th, 2024

Laboratory and natural strains of intestinal bacterium turn out to have similar mutational profiles

Understanding mutational processes in a cell offers clues to the evolution of a genome. Most actively, mutation processes are studied in human cancer cells, while other genomes are often neglected......»»

Category: topSource:  marketingvoxRelated NewsMay 7th, 2024

Team describes MXene-supported PtCo bimetallic catalyst for hydrogen evolution in acidic conditions

Hydrogen energy is considered a promising solution with high energy density and zero pollution emissions. Currently, hydrogen is mainly derived from fossil fuels, which increases energy consumption and greenhouse gas emissions, hindering efforts to a.....»»

Category: topSource:  physorgRelated NewsMay 6th, 2024

Study reveals uniqueness of naturally occurring monodominant forests in the Republic of Congo

A recent study published in the journal Plant Ecology and Evolution gives valuable insights into forest stands of Gilbertiodendron dewevrei (G. dewevrei) in the Sangha Trinational region......»»

Category: topSource:  informationweekRelated NewsMay 1st, 2024

Adaptation of photosynthetic mechanism in air plants occurs through gene duplication, study finds

Researchers at the University of Vienna, along with collaborators from France, Germany, Switzerland and the U.S., have achieved a breakthrough in understanding how genetic drivers influence the evolution of a specific photosynthesis mechanism in Till.....»»

Category: topSource:  pcmagRelated NewsApr 30th, 2024

Aggressive wall lizard provides clues to understanding evolution

Body shape, color and behavior often evolve together as species adapt to their environment. Researchers from Lund University in Sweden have studied this phenomenon in a specific type of large, bright green and aggressive common wall lizard found near.....»»

Category: topSource:  physorgRelated NewsApr 29th, 2024

Tidal disruption event ASASSN-19bt experiences unusual radio evolution, observations show

An international team of astronomers has conducted detailed radio and X-ray observations of a tidal disruption event (TDE) designated ASASSN-19bt. Results of the observational campaign, presented April 18 on the pre-print server arXiv, shed more ligh.....»»

Category: topSource:  physorgRelated NewsApr 29th, 2024

New structures offer insight into how a bacterial motor powers bacterial chemotaxis, a key infectious process

Bacteria existed for millennia before humans and have been infecting us from the beginning. Although we can treat infections through pharmaceuticals, bacteria continue to become resistant to treatment thanks to their rapid evolution. Bacterial infect.....»»

Category: topSource:  informationweekRelated NewsApr 26th, 2024

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

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

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

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

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