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Female mosquitoes found to regulate their own population density at breeding sites using communal cues

When female mosquitoes feed, they don't seem to mind a crowd because lots of carbon dioxide usually means there's food. They were thought to be more solitary, however, when laying eggs. New research has revealed quite the opposite for the deadly Aede.....»»

Category: topSource:  physorgFeb 9th, 2024

Near-infrared photobiomodulation technique targets brain inflammation

As the world grapples with an aging population, the rise in neurodegenerative diseases such as Alzheimer's and Parkinson's is becoming a significant challenge. These conditions place a heavy burden not only on those afflicted but also on their famili.....»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

The unintended consequences of success against malaria

For decades, insecticide-treated bed nets and indoor insecticide spraying regimens have been important—and widely successful—treatments against mosquitoes that transmit malaria, a dangerous global disease. Yet for a time, these treatments also su.....»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

Researchers: COVID-19 devastated teacher morale—and it hasn"t recovered

Kansas faces the worst teacher shortfall in its history. The 4,000 teaching vacancies Florida faces as the new school year approaches "is more than the population of teachers in 19 of Florida's smallest counties combined," the state's teachers union.....»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

Lunar exploration ground sites will enhance the Near Space Network"s communications services

NASA's LEGS can do more than help Earthlings move about the planet. Three Lunar Exploration Ground Sites, or LEGS, will enhance the Near Space Network's communications services and support of NASA's Artemis campaign......»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

Fruit fly post-mating behavior controlled by male-derived peptide via command neurons, finds study

Scientists have succeeded in pinpointing the neurons within a female fruit fly's brain that respond to signals from the male during mating......»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

Natural drylands grossly under-protected: Study predicts major threats due to human land-use conversion

Drylands cover about 42% of the Earth's land surface and are increasingly threatened by human land-use pressures like agriculture, alternative energy sources, overgrazing and climate change. Up to a third of the global human population living in dryl.....»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

New liquid single nucleotide polymorphism chip can enhance rubber tree breeding

A research team developed and validated a liquid single nucleotide polymorphism (SNP) chip named "HbGBTS80K," which includes 80,080 SNPs evenly distributed across 18 chromosomes. This SNP chip effectively distinguished 404 rubber accessions into four.....»»

Category: topSource:  physorgRelated NewsJul 22nd, 2024

Mini-Neptune turned out to be a frozen super-Earth

The density makes it look like a water world, but its dim host star keeps it cool. Enlarge / Renditions of a possible composition of LHS 1140 b, with a patch of ocean on the side facing its host star. Earth is included at right f.....»»

Category: topSource:  arstechnicaRelated NewsJul 20th, 2024

Research team reconstructs evolutionary history and biological adaptation of Han Chinese people on the Mongolian Plateau

A Chinese research team analyzed 5,583 modern and ancient individuals from an integrated genomic dataset to reconstruct the population evolutionary history and biological adaptation of the Han Chinese population across the Mongolian Plateau......»»

Category: topSource:  physorgRelated NewsJul 19th, 2024

Moonlit scramble across the sand for Turkey"s booming baby turtle population

The baby loggerhead sea turtles emerged from their eggshells and began their first challenge in life: a wobbly dash across the sand to the moonlit waters of Turkey's Mediterranean coast—sometimes with a helping hand from volunteers......»»

Category: topSource:  physorgRelated NewsJul 19th, 2024

Nature"s gender reveal: Key gene controls female flowers in Cucurbita pepo

Sex determination in cucurbits such as squash is influenced by a complex interplay of environmental, hormonal, and genetic factors, with ethylene being the primary hormone promoting female flower development......»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Scientists uncover the molecular mechanism behind pineapple peel coloration

Pineapple peel coloration, especially the red hue, significantly enhances its commercial and aesthetic value. However, the genetic mechanisms driving this trait are not well understood, complicating breeding efforts for red-skinned varieties......»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

New hope for critically endangered Siamese crocodile

Sixty Siamese crocodiles, from five separate nests, have successfully hatched in Cambodia's Cardamom National Park—the largest record of this species breeding in the wild this century and a massive boost for the survival prospects of this criticall.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Unlocking the genetic code of Amur grape: Insights into plant cold tolerance and evolution

The Amur grape, indigenous to eastern Asia, is known for its remarkable cold tolerance, able to withstand temperatures as low as -40°C. Despite its significant potential for breeding and agricultural applications, the absence of high-quality genomic.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Study highlights potential for genetic manipulation in cucumber breeding

The CLAVATA (CLV) signaling pathway is crucial for controlling flower and fruit development by regulating the shoot apical meristem (SAM) size. Despite its significance, the downstream signaling components in crops remain largely unknown. Understandi.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Strategy enhances breakdown strength and polarization in dielectric nanocomposites

Electrostatic capacitors are a key component in high-power pulse equipment, power transmission and transformation engineering, new energy vehicles, and 5G communication. Their capability for ultrafast charging-discharging and ultrahigh power density.....»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Almond genome study paves way for improved breeding strategies

A recent study has unlocked the genetic complexities of almonds, highlighting a significant degree of heterozygosity and the influence of structural variants on gene expression. The research rigorously delineates allele-specific expression patterns,.....»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Study identifies RNA molecule that regulates cellular aging

A team led by UT Southwestern Medical Center researchers has discovered a new way that cells regulate senescence, an irreversible end to cell division. The findings, published in Cell, could one day lead to new interventions for a variety of conditio.....»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Enhancing ratoon rice yield and sustainability through innovative breeding and mechanization

A research team has reviewed the advancements and prospects of ratoon rice cultivation in China, highlighting its significant rise due to improved breeding methods and cultivation technology. They examined key aspects such as cultivar selection, stub.....»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Scientists use machine learning to predict diversity of tree species in forests

A collaborative team of researchers led by Ben Weinstein of the University of Florida, Oregon, US, used machine learning to generate highly detailed maps of over 100 million individual trees from 24 sites across the U.S., and published their findings.....»»

Category: topSource:  physorgRelated NewsJul 16th, 2024