Giant Volcano Discovered on Mars

Article URL: https://phys.org/news/2024-03-giant-volcano-mars.html Comments URL: https://news.ycombinator.com/item?id=39693661 Points: 11 # Comments: 1 | Continue reading


@phys.org | 6 months ago

Giant sequoias are a rapidly growing feature of the UK landscape

Article URL: https://phys.org/news/2024-03-giant-sequoias-rapidly-feature-uk.html Comments URL: https://news.ycombinator.com/item?id=39689872 Points: 87 # Comments: 58 | Continue reading


@phys.org | 6 months ago

Child poverty is on the rise in Canada, putting over 1 million kids at risk of life-long negative effects

At first glance, Canada ranks among the top third of countries for its work in addressing child poverty. But that isn't the whole story. | Continue reading


@phys.org | 8 months ago

A method to fabricate long rolls of subnanocomposite dielectric polymers

Engineers and material scientists have been trying to develop increasingly advanced devices, to meet the growing needs of the electronics industry. These devices include electrostatic capacitors, devices that can store electrical energy in a dielectric between a pair of electrode … | Continue reading


@phys.org | 8 months ago

Global warming caused widespread ocean anoxia 93 million years ago, deep-sea sediments research suggests

Marine anoxia is characterized by the oceans being severely depleted in dissolved oxygen, making them toxic and thus having devastating impacts on the organisms inhabiting them. One such event, known as Oceanic Anoxic Event 2 (OAE2), occurred ~93.5 million years ago across the Ce … | Continue reading


@phys.org | 8 months ago

UN confirms Europe hit record high temperature in 2021

The World Meteorological Organisation confirmed on Tuesday that continental Europe recorded in 2021 its highest ever temperature of 48.8 degrees Celsius (119.8 Fahrenheit), and warned that new extremes were expected. | Continue reading


@phys.org | 8 months ago

Pollutants from aerosols and river runoff are changing the marine phosphorus cycle in coastal seas, finds study

New research into the marine phosphorus cycle is deepening our understanding of the impact of human activities on ecosystems in coastal seas. The research, co-led by the University of East Anglia, in partnership with the Sino-UK Joint Research Centre at the Ocean University of Ch … | Continue reading


@phys.org | 8 months ago

DNA particles that mimic viruses hold promise as vaccines

Using a virus-like delivery particle made from DNA, researchers from MIT and the Ragon Institute of MGH, MIT, and Harvard have created a vaccine that can induce a strong antibody response against SARS-CoV-2. | Continue reading


@phys.org | 8 months ago

130 poisonous frogs seized at Bogota airport

Authorities in Colombia seized 130 poisonous frogs being trafficked through the Bogota airport on Monday and arrested the Brazilian woman carrying them. | Continue reading


@phys.org | 8 months ago

New mayor hopes trees will cool Athens down

Athens' new mayor will plant 25,000 trees over the next five years to try to cool the sprawling Greek capital, he told AFP. | Continue reading


@phys.org | 8 months ago

Space Shuttle Endeavour hoisted for installation in vertical display at Los Angeles science museum

NASA's retired Space Shuttle Endeavour was carefully hoisted late Monday to be mated to a huge external fuel tank and its two solid rocket boosters at a Los Angeles museum where it will be uniquely displayed as if it is about to blast off. | Continue reading


@phys.org | 8 months ago

Research shows goats can tell if you are happy or angry by your voice alone

Goats can tell the difference between a happy-sounding human voice and an angry-sounding one, according to research co-led by Professor Alan McElligott, an expert in animal behavior and welfare at City University of Hong Kong (CityUHK). | Continue reading


@phys.org | 8 months ago

Do tree-planting campaigns follow best practices for successful forest restoration?

Global tree-planting campaigns have reached fad-like proportions over the past decade, and it's easy to understand their appeal. Healthy forests help in the fight against climate change by absorbing some of our excess carbon dioxide emissions, and they can provide wildlife habita … | Continue reading


@phys.org | 8 months ago

Digital 'history machines' are never politically neutral, researcher says

The idea of creating a "universal library" that contains the entirety of all the human knowledge and heritage has inspired the imaginations of the brightest minds of scholars and humanists since ancient times. | Continue reading


@phys.org | 8 months ago

Video: Converting captured carbon dioxide to usable materials with environmentally-friendly reagents

As efforts to address the effects of a warming planet ramp up, CO2 removal is at the forefront of sustainability. But what happens to that carbon dioxide once it's removed from the environment? Researchers at UConn are showing how it can be converted into chemicals, fuels, and ot … | Continue reading


@phys.org | 8 months ago

Transforming food systems could create trillions of dollars of economic benefits every year

Transforming food systems around the world would lead to socio-economic benefits summing up to US $5–10 trillion a year, shows a new global policy report produced by leading economists and scientists of the Food System Economics Commission (FSEC). | Continue reading


@phys.org | 8 months ago

Zebrafish usp3 loss found to promote hypoxic tolerance

Oxygen is an essential element for survival. Ocean warming, circadian rhythm, eutrophication, high-density aquaculture, power failures and long-distance live animal transportation can all lead to low oxygen levels in water. This reduction in oxygen can affect the health of aquati … | Continue reading


@phys.org | 8 months ago

Students are missing more school, and school nurses may be well-positioned to help

School nurses are more than just health care heroes. They also play a key role in identifying students who are at risk for chronic absenteeism—a growing problem that diminishes academic success and can hurt students' health and lead to a variety of negative long-term life outcome … | Continue reading


@phys.org | 8 months ago

When Chinese citizens are surveyed anonymously, support for party and government plummets

Chinese citizens who rarely voice open criticism of their government reveal stronger negative views when they can answer questions anonymously, according to a new study published in The China Quarterly. | Continue reading


@phys.org | 8 months ago

The Jovian vortex hunt is over for now

The Jovian Vortex Hunter project, launched on Zooniverse in June 2022, is out of data as of December 23, 2023. | Continue reading


@phys.org | 8 months ago

Expert explains why North American bird populations are declining

According to recent data, bird populations in North America have declined by approximately 2.9 billion birds, a loss of more than one in four birds since 1970. Experts say this bird loss will continue to grow unless changes are made in our daily lives. | Continue reading


@phys.org | 8 months ago

Stricter parental monitoring of social media isn't always better, says study

Parents are often under the impression that the best way to protect their preteens and teens online is to restrict their use: limiting the amount of time they can spend, implementing rules about which apps they're allowed to use, etc. But this kind of restrictive monitoring, thou … | Continue reading


@phys.org | 8 months ago

Quick and easy preparation of small-sized metal nanoparticles by microchip laser

Pulsed laser ablation in liquid (PLAL) is a reliable and versatile technique for producing metal nanoparticles (NPs) in solution. Its advantages, including the absence of reducing agents, operational simplicity, high purity without purification steps, and ambient processing condi … | Continue reading


@phys.org | 8 months ago

Bessel-beam-based side-view measurement of seven-core fiber internal core distribution

Optical fiber, as the basic carrier of modern high-speed and high-capacity communication, is the key to the interconnection of the world. With the rapid development of the communications industry in recent decades, ordinary single-mode optical fiber can no longer meet the special … | Continue reading


@phys.org | 8 months ago

New AI model designs proteins to deliver gene therapy

Researchers at the University of Toronto have used an artificial intelligence framework to redesign a crucial protein involved in the delivery of gene therapy. | Continue reading


@phys.org | 8 months ago

Unveiling and decoding the regulatory mechanisms of secondary cell wall formation

Wood quality is primarily determined by the properties of its secondary cell wall (SCW). Gaining insight into the molecular processes governing SCW development is crucial for the genetic enhancement of wood quality. Although it's established that a multilayered gene regulatory ne … | Continue reading


@phys.org | 8 months ago

An AI-powered app that can detect poison ivy

Poison ivy ranks among the most medically problematic plants. Up to 50 million people worldwide suffer annually from rashes caused by contact with the plant, a climbing, woody vine native to the United States, Canada, Mexico, Bermuda, the Western Bahamas and several areas in Asia … | Continue reading


@phys.org | 8 months ago

Chemical biology: A novel approach to synthesize dibenzothiophene s-oxides

Organic compounds in the field of chemistry range from simple hydrocarbons to complex molecules, with diverse functional groups added to the main carbon backbone. These functional groups impart distinct chemical properties to the compounds and participate in various chemical tran … | Continue reading


@phys.org | 8 months ago

Microparticles from road tires are 'high concern' pollutants, research shows

Plastic microparticles released into the environment from common road tires should be treated as a "high concern" pollutant that may exceed chronic safety limits in some heavily contaminated environments, new research has shown. | Continue reading


@phys.org | 8 months ago

Cognitive archaeology and the psychological assessment of extinct minds

This week, Emiliano Bruner, a paleoneurologist at the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH), has published a wide-ranging review in the Journal of Comparative Neurology that describes the relationship between fossils and cognition following the tenet … | Continue reading


@phys.org | 8 months ago

From Baby Boomers to Gen Alpha: Sociology professor asks 'Is it time to stop talking about generations?'

"Millennials don't really want to work. They're far too focused on avocado toast and chai lattes!" Just one of the many clichés expressed by workers over the age of 50. And those being criticized? Well, they often reply with a bored "OK, Boomer" followed by an eye roll and some i … | Continue reading


@phys.org | 8 months ago

To protect endangered sharks and rays, scientists are mapping these species' most important locations

All of the saltwater bodies on Earth make up one big ocean. But within it, there is infinite variety—just ask any scuba diver. Some spots have more coral, more sea turtles, more fish, more life. | Continue reading


@phys.org | 9 months ago

7 strategies to help gifted autistic students succeed in college

About 1 out of every 100 students in American public schools has autism. A subset of these students also have academic gifts and talents in a broad range of areas, including math, science, technology, the humanities, and the arts. These students are often referred to as "twice ex … | Continue reading


@phys.org | 9 months ago

Study shows otters, beavers and other semiaquatic mammals keep clean underwater, thanks to their flexible fur

Underwater surfaces can get grimy as they accumulate dirt, algae and bacteria, a process scientists call "fouling." But furry mammals like beavers and otters that spend most of their lives wet manage to avoid getting their fur slimy. These anti-fouling abilities come, in part, fr … | Continue reading


@phys.org | 9 months ago

Researcher: Healthy cities aren't a question of boring or exciting buildings but about creating better public space

The US developers of a 300-ft glowing orb, set to be built in the middle of Stratford, east London, and accommodate upwards of 21,500 concert goers, have withdrawn their planning application. | Continue reading


@phys.org | 9 months ago

'Legal animism': When a river or even nature itself goes to court

On 30 March 2011, a truly unprecedented event took place at a provincial court in Loja, Equator, located some 270 miles from the capital of Quito. The Vilcabamba River, a plaintiff in a trial there, convinced the tribunal that its own rights were being undermined by a road develo … | Continue reading


@phys.org | 9 months ago

Researcher: Mothers are more likely to work worse jobs—while fathers thrive in careers

Having a child is bad for a woman's earnings. This is not only in the immediate period after the birth, but across her lifetime—as shown in research by recent economics Nobel prize-winner Claudia Goldin. | Continue reading


@phys.org | 9 months ago

Extreme UK flood levels are happening much more often than they used to, analysis shows

Heavy rain across southern Britain meant that most rivers in England swelled at the beginning of 2024, prompting widespread flooding. | Continue reading


@phys.org | 9 months ago

Why AI software 'softening' accents is problematic

"Why isn't it a beautiful thing?" a puzzled Sharath Keshava Narayana asked of his AI device masking accents. | Continue reading


@phys.org | 9 months ago

Scientists uncover ocean's intricate web of microbial interactions across different depths

An international team of scientists led by researchers from the Institut de Ciències del Mar (ICM-CSIC) in Barcelona has uncovered the ocean's intricate web of microbial interactions across different depths. The research, which provides crucial insights into the functioning of oc … | Continue reading


@phys.org | 9 months ago

The first 3D map of magnetic fields in our galaxy explains star-forming regions

A team of astronomers including those from the University of Tokyo have created the first-ever map of magnetic field structures within a spiral arm of our Milky Way galaxy. Previous studies on galactic magnetic fields only gave a very general picture, but the new study reveals th … | Continue reading


@phys.org | 9 months ago

Tidal disruption events and what they can reveal about black holes and stars in distant galaxies

At the center of most large galaxies lives a supermassive black hole (SMBH). The Milky Way has Sagittarius A*, a mostly dormant SMBH whose mass is around 4.3 million times that of the sun. But if you look deeper into the universe, there are vastly larger SMBHs with masses that ca … | Continue reading


@phys.org | 9 months ago

New catalytic technique creates key component of incontinence drug in less time

A research group at Nagoya University in Japan has developed a new catalyst that promises to revolutionize the asymmetric synthesis of pharmaceuticals called chiral macrocyclic dilithium(I) salt. It overcomes the lack of reactivity of ketones and the difficulty inducing them to a … | Continue reading


@phys.org | 9 months ago

First direct imaging of tiny noble gas clusters at room temperature

For the first time, a research team has succeeded in stabilizing and directly imaging small clusters of noble gas atoms at room temperature. This achievement opens exciting possibilities for condensed matter physics and applications in quantum information technology. | Continue reading


@phys.org | 9 months ago

Study reveals unexpected strategy in competition between bacteria and viruses

If you've seen the original Star Wars movie, you might wonder whether the iconic Tie fighter was modeled after the Gabija protein complex, a bacterial defense system. | Continue reading


@phys.org | 9 months ago

Thin film reveals origins of pre-superconducting phase

RIKEN physicists have found an ideal platform for exploring the behavior of electrons in a material as it approaches superconductivity. This could help to develop new superconductors that operate at more convenient temperatures than existing ones. The study is published in the jo … | Continue reading


@phys.org | 9 months ago

Researchers discover protein complex that controls DNA repair

The repair of damage to genetic material (DNA) in the human body is carried out by highly efficient mechanisms that have not yet been fully researched. A scientific team led by Christian Seiser from MedUni Vienna's Center for Anatomy and Cell Biology has now discovered a previous … | Continue reading


@phys.org | 9 months ago

Customizable polymer molds for microneedle tattoos to ID pets instead of tags or collars

If you've ever taken a car trip through a rural area, you might already know that livestock, including cows and sheep, can be individually tracked using decidedly old-fashioned methods, such as ear tags or even branding marks. By contrast, many tech-savvy pet owners have opted to … | Continue reading


@phys.org | 9 months ago