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Mosquitoes use gut bacteria to fight the malaria they transmit—scientists are exploring how to use this

The months of September to May are an unfortunate season in South Africa: malaria season. The mosquito-borne disease is found in the north-eastern districts of KwaZulu-Natal, Mpumalanga and Limpopo provinces......»»

Category: topSource:  physorgAug 20th, 2024

Massive volcanic eruptions did not cause the extinction of dinosaurs, say climate scientists

Massive volcanic eruptions on the Indian peninsula have long been proposed as an alternative cause for the demise of the dinosaurs. This phase of active volcanism took place in a period just before Earth was struck by a meteorite, 66 million years ag.....»»

Category: topSource:  informationweekRelated News15 hr. 42 min. ago

Clouds obscure link between extreme rainfall and rising temperatures

Extreme rainfall is usually defined as the heaviest 5% of rain events in a specific area. As global air temperatures rise, scientists expect extreme rainfall to increase. This is because warmer air can hold more moisture. Recent examples of more extr.....»»

Category: topSource:  pcmagRelated News16 hr. 15 min. ago

Arm and Qualcomm fight in court over the future of Snapdragon X Elite chips

At issue: Arm SoC designs that Qualcomm acquired when it bought Nuvia in 2021. Arm and Qualcomm's dispute over Qualcomm's Snapdragon X Elite chips is continuing in court this week.....»»

Category: topSource:  arstechnicaRelated News17 hr. 15 min. ago

Where"s my qubit? Scientists develop technique to detect atom loss

Quiet quitting isn't just for burned out employees. Atoms carrying information inside quantum computers, known as qubits, sometimes vanish silently from their posts. This problematic phenomenon, called atom loss, corrupts data and spoils calculations.....»»

Category: topSource:  physorgRelated News19 hr. 14 min. ago

Potentially harmful bacteria can slip through antimicrobial showerheads, study finds

To guard against harmful waterborne pathogens, many consumers, including managers of health-care facilities, install antimicrobial silver-containing showerheads. But in ACS ES&T Water, researchers now report that these fixtures are no "silver bullet......»»

Category: topSource:  physorgRelated News19 hr. 14 min. ago

Uncovering a centaur"s tracks: Scientists examine unique asteroid-comet hybrid

Although our solar system is billions of years old, we've only recently become better acquainted with one of its more dynamic and captivating inhabitants known as (2060) Chiron......»»

Category: topSource:  physorgRelated News19 hr. 14 min. ago

Scientists provide insights into photosystem II under low-light conditions

In higher plants and green algae, photosystem II (PSII) usually combines with light harvesting complex II (LHCII) to form the PSII-LHCII supercomplex. Under low-light conditions, the PSII-LHCII supercomplexes are organized laterally into higher-order.....»»

Category: topSource:  physorgRelated News20 hr. 15 min. ago

Melting sea ice in Antarctica causes ocean storms, scientists say

The record-breaking retreat of Antarctic sea ice in 2023 has led to more frequent storms over newly exposed parts of the Southern Ocean, according to a study published Wednesday......»»

Category: topSource:  physorgRelated News20 hr. 42 min. ago

How bad will it get? Political scientists have a pessimism bias, study finds

The past decade has seen historic challenges for U.S. democracy and an intense focus by scholars on events that seem to signal democratic decline. But new research released Dec. 17 finds that a bias toward pessimism among U.S. political scientists of.....»»

Category: topSource:  physorgRelated News20 hr. 42 min. ago

Ice is melting, seas are rising—how scientists are tracking the changes

Will the sea rise by 20 cm or 3 meters by 2100? This is obviously an interesting question to answer. Predicting the sea level in 75 years requires precise calculations and correct models of the melting of the ice from, e.g., Greenland. To do so, rese.....»»

Category: topSource:  pcmagRelated News21 hr. 14 min. ago

Scientists witness evolution in action when two lizard species meet for the first time

In South Florida, two Caribbean lizard species met for the first time. What followed provided some of the clearest evidence to date of evolution in action......»»

Category: topSource:  pcmagRelated News21 hr. 14 min. ago

Research reveals how bad bacteria trigger painful gut contractions

After a meal of questionable seafood or a few sips of contaminated water, bad bacteria can send your digestive tract into overdrive. Your intestines spasm and contract, efficiently expelling everything in the gut—poop and bacteria alike......»»

Category: topSource:  pcmagRelated News21 hr. 14 min. ago

Ancient clay remedy may have potential to boost modern gut health

A team of scientists has discovered that an ancient medicinal clay known as Lemnian earth (LE) could inspire new understanding of how to support present-day gut health......»»

Category: topSource:  pcmagRelated News21 hr. 14 min. ago

Climate change made Cyclone Chido stronger: Scientists

Climate change intensified Cyclone Chido as it barreled toward the Indian Ocean archipelago of Mayotte, said a preliminary study by scientists studying the link between global warming and tropical storms......»»

Category: topSource:  pcmagRelated News21 hr. 14 min. ago

Building a backbone: Scientists recreate the body"s "GPS system" in the lab

Scientists at the Francis Crick Institute have generated human stem cell models which, for the first time, contain notochord—a tissue in the developing embryo that acts like a navigation system, directing cells where to build the spine and nervous.....»»

Category: topSource:  pcmagRelated News21 hr. 14 min. ago

Dormant massive black hole in the early universe challenges existing models

Scientists have spotted a massive black hole in the early universe that is "napping" after stuffing itself with too much food. Like a bear gorging itself on salmon before hibernating for the winter, or a much-needed nap after Christmas dinner, this b.....»»

Category: topSource:  pcmagRelated News21 hr. 14 min. ago

Thin-film tech makes nuclear clocks a 1,000 times less radioactive and more affordable

In the quest for ultra-precise timekeeping, scientists have turned to nuclear clocks. Unlike optical atomic clocks—which rely on electronic transitions—nuclear clocks utilize the energy transitions in the atom's nucleus, which are less affected b.....»»

Category: topSource:  pcmagRelated News21 hr. 14 min. ago

Young exoplanet"s atmosphere unexpectedly differs from its birthplace

Just as some children physically resemble their parents, many scientists have long thought that developing planets should resemble the swirling disk of gas and dust that births them......»»

Category: topSource:  informationweekRelated NewsDec 18th, 2024

Brain cells mature faster in space but stay healthy: ISS study

Microgravity is known to alter the muscles, bones, the immune system and cognition, but little is known about its specific impact on the brain. To discover how brain cells respond to microgravity, Scripps Research scientists, in collaboration with th.....»»

Category: topSource:  theglobeandmailRelated NewsDec 17th, 2024

Low glycemic index rice seen as promising solution to mitigate Asia"s diabetes crisis

A new paper recently published by scientists explores the potential of low glycemic index (Low GI) rice to combat the growing diabetes epidemic, particularly in Asia......»»

Category: topSource:  theglobeandmailRelated NewsDec 17th, 2024