Replacing bone saws with smart lasers

Using lasers rather than scalpels and saws has many benefits in surgery. Yet they are only used in isolated cases. But that could be about to change: laser systems are getting smarter and better all the time, as a research team from the University of Basel demonstrates. | Continue reading


@phys.org | 11 months ago

Three decades of data in Bangladesh show elevated risk of infant mortality in flood-prone areas

A new study from researchers at UC San Diego's Scripps Institution of Oceanography and UC San Francisco estimates 152,753 excess infant deaths were attributable to living in flood-prone areas in Bangladesh over the past 30 years. Additionally, across the study period, children bo … | Continue reading


@phys.org | 11 months ago

Implementing a basic income means overcoming myths about the 'undeserving poor'

Newfoundland and Labrador recently announced plans to introduce a basic income for people aged 60-64 receiving social assistance. It is slated to roll out in April 2024 and will match existing federal seniors' benefits. | Continue reading


@phys.org | 11 months ago

Will wide binaries be the end of MOND?

It's a fact that many of us have churned out during public engagement events that at least 50% of all stars are part of binary star systems. Some of them are simply stunning to look at; others present headaches with complex orbits in multiple star systems. Now, it seems wide bina … | Continue reading


@phys.org | 11 months ago

The short-term rain forecast system is broken. Can AI do a better job of predicting deadly floods?

The floods that killed 20 people in Waverly, Tennessee, and the surrounding area came with little warning. | Continue reading


@phys.org | 11 months ago

Red sprites are best seen from space

Planet Earth is full of some truly awe-inspiring spectacles, but few are as intriguing as sprites, which are officially known as a transient luminous event (TLE) and consist of large-scale electric discharges that shoot upward while occurring above the cloud tops in the Earth's m … | Continue reading


@phys.org | 11 months ago

Will Japanese encephalitis return this summer? What about other diseases mosquitoes spread?

The last two summers have been swarming with mosquitoes thanks to near constant rain and flooding brought on by La Niña. | Continue reading


@phys.org | 11 months ago

Essay emphasizes need for antiblackness framework to reduce inequality in school discipline

According to an essay published in Educational Researcher, a decade of colorblind school discipline policy reforms have not disproportionally benefited Black students who remain the most often disciplined in schools and miss valuable classroom learning time. Given that fact, the … | Continue reading


@phys.org | 11 months ago

Study suggests existence of a universal, nonverbal communication system

Recent research conducted at Georgia State University shows that native language affects how people convey information from a young age and hints at the presence of a universal system of communication. | Continue reading


@phys.org | 11 months ago

Rats are more human than you think—and they certainly like being around us

Rats have a somewhat unfortunate tendency to enjoy living where people live. That's how a biologist tried to explain people's hatred for the rodents in a television news feature about rats gnawing electrical cables in parked cars in the southern Swedish town of Malmö. | Continue reading


@phys.org | 11 months ago

Study links political civility to the productivity of state legislatures

Bill Schreckhise and Eric Button, professors of political science at the University of Arkansas, recently published a study with three co-authors showing that the extent to which state legislators behave in a civil manner among themselves is related to how effective they are at p … | Continue reading


@phys.org | 11 months ago

Increasing frozen food temperature by 3°C could enhance global food chain sustainability, say experts

Research involving Cranfield University's Dr. Natalia Falagan is proposing a measure to significantly reduce carbon emissions across the frozen food industry. | Continue reading


@phys.org | 11 months ago

Why regional differences in global warming are critical

Tiny fossils in marine sediments verify that climate models provide accurate calculations of average ocean temperatures during the last glacial maximum around 20,000 years ago, but that the spatial distribution of simulated temperatures is too uniform and thus only partially vali … | Continue reading


@phys.org | 11 months ago

Building boom boosts malaria-carrying, invasive mosquito in Ethiopia, evidence shows

A malaria-carrying mosquito that thrives in urban environments is moving into Africa where a construction boom may be one factor helping the newcomer feel at home. | Continue reading


@phys.org | 11 months ago

What does Australian-grown coffee taste like, and how does it compare? Research describes its unique 'terroir'

Australians love their coffee, and many can barely live without it. According to Statista, we consumed an average of about 2kg of coffee per person in 2022. Yet it's estimated less than 1% of this coffee is grown in Australia. | Continue reading


@phys.org | 11 months ago

Artificial intelligence plus your cell phone means better maps of earth

In 2019, the GLOBE Land Cover project began asking volunteers to help map planet Earth by taking photos of their surroundings facing multiple directions, including north, south, east and west. Now, a new paper published in the International Journal of Applied Earth Observation an … | Continue reading


@phys.org | 11 months ago

Image: Hubble views a double cluster of glowing galaxies

This Hubble image features a massive cluster of brightly glowing galaxies, first identified as Abell 3192. Like all galaxy clusters, this one is suffused with hot gas that emits powerful X-rays, and it is enveloped in a halo of invisible dark matter. All this unseen material—not … | Continue reading


@phys.org | 11 months ago

What happens after net zero? The impacts could play out for decades, with poorest countries still feeling the heat

Humanity's emissions of greenhouse gases have caused rapid global warming at a rate unprecedented in at least the past 2,000 years. Rapid global warming has been accompanied by increases in the frequency and intensity of heat extremes over most land regions in the past 70 years. | Continue reading


@phys.org | 11 months ago

From excitement to disillusionment—new research identifies 4 emotional stages of professional careers

Lawyers progress through four distinct emotional stages in their fight to get to the top and secure a coveted partnership role, according to new research from the University of Bath's School of Management. | Continue reading


@phys.org | 11 months ago

Protecting power grids from space weather

Activity from the sun, such as solar flares, can cause fluctuations in Earth's geomagnetic field that send electrical currents flowing through power grids. These geomagnetically induced currents (GICs) can cause problems ranging from temporary voltage instability to widespread bl … | Continue reading


@phys.org | 11 months ago

COP28: With a 'loss and damage' fund in place, protecting climate refugees is more urgent than ever

It has taken decades, but the complex and increasingly urgent issue of "climate mobility" has gradually become central to international climate negotiations. | Continue reading


@phys.org | 11 months ago

Humans, rats and dogs pushed the takahē into Fiordland—new genetic research maps its dramatic journey

Takahē are a striking bird and a national treasure in Aotearoa New Zealand. But the history and origin story of this flightless swamp hen have become a point of scientific debate. | Continue reading


@phys.org | 11 months ago

Holiday co-parenting after separation or divorce: 6 legal and practical tips for surviving and thriving

The approaching holiday season will be the first post-split for Canada's Prime Minister Justin Trudeau and Sophie Grégoire, who separated in summer 2023. It may also be the first for you. | Continue reading


@phys.org | 11 months ago

Even a brief experience of poverty enough to harm a children's development

A one-off experience of poverty is enough to impact on a child's development, according to a new study conducted by sociologists in Trinity College Dublin. | Continue reading


@phys.org | 11 months ago

Green macroalga caulerpa has replaced seagrass in Florida's Indian River Lagoon

The Indian River Lagoon was considered one of the last "unpolluted coastal lagoons" in Florida in the 1970s. Fast forward to today and most of the 156-mile lagoon is now considered impaired because of external sources of nutrients, including human waste, fertilizers, stormwater r … | Continue reading


@phys.org | 11 months ago

New genetic research uncovers the lives of Bornean hunter-gatherers

Borneo is one of the world's most biodiversity-rich regions, home to ancient rainforests and an immense variety of wildlife. | Continue reading


@phys.org | 11 months ago

If you want to avoid 'giving away your first born,' make sure you read the terms and conditions before signing contracts

In 2019, a travel insurance company held a secret contest in which they included a line in the fine print of their policy promising $10,000 to the first person who spotted it. | Continue reading


@phys.org | 11 months ago

A shipboard monitoring system is giving researchers much-needed measurements of Antarctic wind, waves and ice

The Southern Ocean is "the engine room" for the world's climate and weather system. Across its large expanses of uninterrupted water, winds pick up speed and waves gather energy. | Continue reading


@phys.org | 11 months ago

Mohamed Amin was a famous Kenyan photojournalist—there's much more to his work than images of tragedy

Kenyan photojournalist Mohamed Amin (1943-1996) rose to fame for documenting the 1984 famine in neighboring Ethiopia with powerful images of the tragedy. He also captured the Ethiopian people's suffering during the brutal reign of Mengistu Haile Mariam. These images, broadcast by … | Continue reading


@phys.org | 11 months ago

'Inert' ingredients in pesticides may be more toxic to bees than scientists thought

Bees help pollinate over a third of the world's crops, contributing an estimated US$235 billion to $577 billion in value to global agriculture. They also face a myriad of stresses, including pathogens and parasites, loss of suitable food sources and habitat, air pollution, and cl … | Continue reading


@phys.org | 11 months ago

Services across England now lag far behind East Germany, as experts call for 'universal basic infrastructure' in UK

A new report outlines the dismal state of England's physical and "social" infrastructure—from public services in health and education to the parks, cinemas and train stations that prop up communities—when compared to similar regions in what was once East Germany. | Continue reading


@phys.org | 11 months ago

Astronomers determine the age of three mysterious baby stars at the heart of the Milky Way

Through analysis of high-resolution data from a 10-meter telescope in Hawaii, researchers at Lund University in Sweden have succeeded in generating new knowledge about three stars at the very heart of the Milky Way. The stars proved to be unusually young with a puzzling chemical … | Continue reading


@phys.org | 11 months ago

Physicist explains X-rays that shouldn't exist in 'cold' plasma

For about 20 years, Caltech Professor of Applied Physics Paul Bellan and his group have been creating magnetically accelerated jets of plasma, an electrically conducting gas composed of ions and electrons, in a vacuum chamber big enough to hold a person. (Neon signs and lightning … | Continue reading


@phys.org | 11 months ago

Top space telescope from Europe seeks to solve riddles of the universe

EU researchers expect unprecedented insights into galaxies from the study of a mysterious energy force. | Continue reading


@phys.org | 11 months ago

SETI: How we're searching for alien life at previously unexplored frequencies

Is there life beyond Earth? The question has turned out to be one of the hardest to answer in science. Despite the seemingly boundless expanse of the universe, which implies there's potential for abundant life, the vast distances between stars render the search akin to locating a … | Continue reading


@phys.org | 11 months ago

Was going to space a good idea?

In 1963, six years after the first satellite was launched, editors from the Encyclopedia Britannica posed a question to five eminent thinkers of the day: "Has man's conquest of space increased or diminished his stature?" The respondents were philosopher Hannah Arendt, writer Aldo … | Continue reading


@phys.org | 11 months ago

Securing the global food supply despite EU regulations

Researchers at the University of Bayreuth have compiled information to help political decision-makers better understand the individual options for a new EU-wide regulation of breeding technologies. The aim is to ensure the success of food producers in the EU on the global market. … | Continue reading


@phys.org | 11 months ago

Closer look at the Menga dolmen shows it was one of the greatest engineering feats of the Neolithic

A team of archaeologists, geologists and historians affiliated with several institutions in Spain has found that the Menga dolmen represents one of the greatest engineering feats of the Neolithic. In their study, published in Scientific Reports, the group used new technology to l … | Continue reading


@phys.org | 11 months ago

Why iconic trees are so important to us—and how replacing those that fall is often complicated

An ancient kola tree has been cut down in southern Ghana. Local tradition held that the tree had grown on the spot where spiritual leader Komfo Anokye had spat a kola nut onto the ground three centuries previously. | Continue reading


@phys.org | 11 months ago

Researcher: With a cruel summer ahead, why is Australia so unprepared?

2023 has shattered climate records, accompanied by extreme weather that has left a trail of devastation and despair, according to the World Meteorological Organization at COP 28. Some of the most significant extreme heat events were in southern Europe and North Africa, especially … | Continue reading


@phys.org | 11 months ago

Report: 1.5°C pathways can still be achieved while combining fairness and global climate protection

Global warming can still be limited to 1.5°C by 2100 while ensuring that the poor are not hit hardest by climate policies and climate impacts. This is achieved by immediately introducing broad carbon pricing together with re-distributive policies using carbon pricing revenues and … | Continue reading


@phys.org | 11 months ago

Getting climate funds to conflict zones—a case for working with armed groups and local communities

Conflict-ridden and fragile countries are among the most vulnerable to climate change and least prepared to deal with it. They are largely excluded from climate adaptation programs and funding. | Continue reading


@phys.org | 11 months ago

Socotra archipelago: Why the Emiratis have set their sights on the Arab world's Garden of Eden

Days into COP28 in Dubai, one little-known archipelago has come into sharp relief: Socotra. Composed of four small Yemeni islands, Socotra has been in the sights of the United Arab Emirates (UAE) ever since the civil war in Yemen erupted in September 2014. | Continue reading


@phys.org | 11 months ago

A forestry scientist explains how to choose the most sustainable Christmas tree, no matter what it's made of

Every year, Americans buy somewhere between 35 million and 50 million Christmas trees, and many more pull an artificial tree out of storage for the season. In all, about three-quarters of U.S. households typically have some kind of Christmas tree, surveys show. | Continue reading


@phys.org | 11 months ago

Science is a human right—and its future is enshrined in the Universal Declaration of Human Rights

Dec. 10 marks the anniversary of the 1948 signing of the Universal Declaration of Human Rights, adopted by the United Nations in the aftermath of the Holocaust. Though contested, imperfect and unfulfilled, the declaration remains a milestone in human civilization as one of the ea … | Continue reading


@phys.org | 11 months ago

Hate crimes are on the rise—but the narrow legal definition makes it hard to charge and convict, researcher says

With hate crimes, context is everything, and events outside of the United States—like the war between Israel and Hamas—can have far-reaching and potentially tragic consequences. | Continue reading


@phys.org | 11 months ago

New study finds that male pathology in songbirds drives avian epidemic dynamics

New findings by biological sciences researchers at the University of Arkansas indicate that males play an outsized role in both the infection rate and spread of the avian bacterial pathogen Mycoplasma gallisepticum, a common cause of conjunctivitis in songbirds, particularly thos … | Continue reading


@phys.org | 11 months ago

How a thumb-sized climate migrant with a giant crab claw is disrupting the Northeast's Great Marsh ecosystem

Nine years ago, I stood on the muddy banks of the Great Marsh, a salt marsh an hour north of Boston, and pulled a thumb-sized crab with an absurdly large claw out of a burrow. I was looking at a fiddler crab—a species that wasn't supposed to be north of Cape Cod, let alone north … | Continue reading


@phys.org | 11 months ago