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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:  physorgApr 23rd, 2024

Scientists construct first complete energy spectrum of solar high-energy protons in Martian space

Scientists have constructed the first complete proton energy spectrum observed during an eruptive solar event in Martian space, deepening our understanding of the radiation environment around Mars......»»

Category: topSource:  physorgRelated NewsNov 22nd, 2024

Surgeons remove 2.5-inch hairball from teen with rare Rapunzel syndrome

The teen didn't return for follow-up. Instead, she planned to see a hypnotherapist. After a month of unexplained bouts of stomach pain, an otherwise healthy 16-year-old girl arriv.....»»

Category: topSource:  arstechnicaRelated NewsNov 21st, 2024

Establishing a general theory of metal-support interaction: AI-driven advances in catalysis

How can artificial intelligence (AI) help accelerate scientific discovery based on vast amounts of experimental data? A new study by Prof. Li Weixue's team from the University of Science and Technology of China (USTC) of the Chinese Academy of Scienc.....»»

Category: topSource:  physorgRelated NewsNov 21st, 2024

Genetic research explores purple tea"s health benefits

Purple tea, the product of long-term natural evolution, stands out for its high anthocyanin content, known for antioxidant, anti-inflammatory, and anti-aging effects. Unlike traditional green tea, purple tea is increasingly valued for its potential t.....»»

Category: topSource:  physorgRelated NewsNov 21st, 2024

Light-activated, drug-carrying liposomes show potential for minimally invasive glaucoma treatments

More than 4 million people in the U.S. have glaucoma, a group of eye diseases that can damage the optic nerve and lead to vision loss. It's the second-leading cause of blindness worldwide and there's currently no cure, but there's a way to help preve.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Do pipe organs create an auto-tune effect? Understanding largest class of music instrument"s effects on concert halls

The pipe organ, with its strong timber base and towering metal pipes, stands as a bastion in concert halls and church sanctuaries. Even when not in use, the pipe organ affects the acoustical environment around it......»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Many physicists argue the universe is fine-tuned for life. Our findings question this idea

Physicists have long grappled with the question of why the universe was able to support the evolution of intelligent life. The values of the many forces and particles, represented by some 30 so-called fundamental constants, all seem to line up perfec.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Human Cell Atlas achieves leap in the understanding of the human body

Researchers with the global Human Cell Atlas (HCA) consortium report significant progress in their quest for a better understanding of the cells of the human body in health and disease, with the publication on 20 November of a collection of more than.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Dinosaur drumsticks, X-ray videos and 3D models shed light on the evolution of bird motion

Wings may be the obvious choice when studying the connection between dinosaurs and birds, but a pair of Yale paleontologists prefer drumsticks. That part of the leg, they say, is where fibular reduction among some dinosaurs tens of millions of years.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Ecologist monitors ecosystem changes as effects of climate change

For the past decade, José Ramírez-Garofalo, a doctoral candidate in the Department of Ecology, Evolution and Natural Resources in the Rutgers School of Environmental and Biological Sciences, has tramped through swamps and meadows in the tri-state m.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

The Milky Way represents an outlier among similar galaxies, universe survey data shows

For decades, scientists have used the Milky Way as a model for understanding how galaxies form. But three new studies raise questions about whether the Milky Way is truly representative of other galaxies in the universe......»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Astronauts found to process some tasks slower in space, but no signs of permanent cognitive decline

A stay in space exerts extreme pressures on the human body. Astronauts' bodies and brains are impacted by radiation, altered gravity, challenging working conditions, and sleep loss—all of which could compromise cognitive functioning. At the same ti.....»»

Category: topSource:  theglobeandmailRelated NewsNov 20th, 2024

Algorithm predicts DNA methylation in ancient specimens, providing insight into human evolution

Research published in Nature Ecology & Evolution introduces a novel method for inferring DNA methylation patterns in non-skeletal tissues from ancient specimens, providing new insights into human evolution. As DNA methylation is a key marker of gene.....»»

Category: topSource:  theglobeandmailRelated NewsNov 20th, 2024

First pairs of white dwarf–main sequence binaries discovered in clusters shine new light on stellar evolution

Astronomers at the University of Toronto (U of T) have discovered the first pairs of white dwarf and main sequence stars—"dead" remnants and "living" stars—in young star clusters. Described in a new study published in The Astrophysical Journal, t.....»»

Category: topSource:  informationweekRelated NewsNov 19th, 2024

Novo Nordisk sells hit weight-loss drug in China—at fraction of US price

As US struggles to afford GLP-1 drugs, the rest of the world sees much lower prices. Patients in China will be able to purchase the blockbuster weight-loss drug Wegovy for 1,400 y.....»»

Category: topSource:  arstechnicaRelated NewsNov 19th, 2024

How the Science of Curiosity Boosts Learning

Understanding curiosity can help people—and robots—learn faster.....»»

Category: scienceSource:  sciamRelated NewsNov 19th, 2024

Research reveals even single-cell organisms exhibit habituation, a simple form of learning

A dog learns to sit on command, a person hears and eventually tunes out the hum of a washing machine while reading … The capacity to learn and adapt is central to evolution and, indeed, survival......»»

Category: topSource:  physorgRelated NewsNov 19th, 2024

New giant radio galaxy discovered with MeerKAT

An international team of astronomers has employed the MeerKAT radio telescope to investigate giant radio galaxies in the field of the Cosmological Evolution Survey (COSMOS). They found a new giant radio galaxy that had not been reported before. The f.....»»

Category: topSource:  physorgRelated NewsNov 19th, 2024

How brain evolution is linked to the use of tools

Researchers led by Dr. Alexandros Karakostis from the Institute for Archaeological Science and the Senckenberg Center for Human Evolution and Palaeoenvironment at the University of Tübingen suggest that changes in the brain could have enabled early.....»»

Category: topSource:  physorgRelated NewsNov 19th, 2024

New ion speed record holds potential for faster battery charging and biosensing

A speed record has been broken using nanoscience, which could lead to a host of new advances, including improved battery charging, biosensing, soft robotics and neuromorphic computing......»»

Category: topSource:  physorgRelated NewsNov 19th, 2024