Toucans, tortoises saved in major Brazil trafficking bust
Brazilian police on Tuesday arrested 45 people and rescued hundreds of exotic animals in the biggest ever operation against wildlife traffickers in the world's most biodiverse nation.
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Estimated 16,500 climate change deaths during Europe summer: Study
Scientists estimated Wednesday that rising temperatures from human-caused climate change were responsible for roughly 16,500 deaths in European cities this summer, using modeling to project the toll before official data is released.
Sri Lanka to ban predatory pet fish to protect ecosystems
Sri Lanka will ban four species of predatory ornamental fish including piranhas that have escaped into rivers and lakes, devastating native species and threatening fragile freshwater ecosystems, the fisheries minister said Wednesday.
Climate Change Fuels Record Summer Heat, Killing Thousands
Climate-fueled heat has caused thousands of excess deaths over the past three summers, which were the three hottest on record
Ozempic, Wegovy and Mounjaro makes food taste sweeter and saltier, and that may quiet cravings
Some people taking Ozempic, Wegovy, or Mounjaro notice that food suddenly tastes sweeter or saltier, and this subtle shift in flavor perception appears tied to reduced appetite and stronger feelings of fullness. In a study of more than 400 patients, roughly one in five
Semaglutide may silence the food noise in your head
People taking semaglutide report far fewer obsessive thoughts about food, with cravings dropping sharply and mental health improving. This new research hints the drug may offer freedom from the constant distraction of food noise.
When smoke signals danger: How Australian lizards evolved to escape fire
Australian researchers have discovered that sleepy lizards (Tiliqua rugosus) can recognize the smell of smoke as a sign of approaching fire and attempt to escape, but they do not respond to the sound of fire.
Disease experts team up with museum to create a forecast for West Nile virus
A new study published in the journal Science of The Total Environment has significant bearing on the hackneyed joke about chickens and their numerous reasons for crossing roads. In Florida, there's a good chance that the chicken crossed the road because it had completed its
Enzyme dynamics reveal how mitochondria read their DNA to power cells
Aging, neurological diseases and our bodies' stress response are all linked to the tiny power plants inside each cell known as mitochondria. To function properly, mitochondria must first read instructions from their DNA and then copy them over into mRNA in a process called
Researchers trace genetic code's origins to early protein structures
Genes are the building blocks of life, and the genetic code provides the instructions for the complex processes that make organisms function. But how and why did it come to be the way it is?
Machine learning and quantum chemistry unite to simulate catalyst dynamics
Catalysts play an indispensable role in modern manufacturing. More than 80% of all manufactured products, from pharmaceuticals to plastics, rely on catalytic processes at some stage of production. Transition metals, in particular, stand out as highly effective catalysts because
Electrical flash method rapidly purifies red mud into strong ceramics, aluminum feedstock
A team of researchers at Rice University has developed a faster and cleaner method for recovering aluminum and removing toxic metals from bauxite residue, or red mud, which is a hazardous by-product of aluminum production.
Canadian cities can prepare for climate change by building with nature
The housing affordability crisis is top of mind for many around the world, including Canadians. Between 2019 and 2024, house prices in Toronto and Montréal had an average annual increase of 6.7% and 10.2%, respectively.
Middle Eastern countries are among the most exposed to climate change. So why is media coverage so low there?
The Middle East is experiencing a period of intense political and economic turbulence, with several countries in the region embroiled in conflict. These conflicts are taking place against the backdrop of an escalating climate crisis.
Deinfluencing shapes how we think about shopping and our economy
Valued at more than US$250 billion, the influencer industry is the center of the digital economy.
Childhood affluence and adversity affect kids' chances to become leaders, study shows
Children from affluent families are more likely to grow up to occupy formal leadership positions by their mid-20s than those from families facing adversity, a new Concordia-led study shows.
Climate change could drastically reduce aquifer recharge in Brazil
The global climate crisis could significantly impact the natural replenishment of Brazilian aquifers, reducing the groundwater supply across the country. This is the conclusion of a study by scientists from the University of São Paulo's Institute of Geosciences (IGc-USP) and
How NASA's Roman mission will unveil our home galaxy using cosmic dust
NASA's Nancy Grace Roman Space Telescope will help scientists better understand our Milky Way galaxy's less sparkly components—gas and dust strewn between stars, known as the interstellar medium.
Q&A: Why we still need ozone research
On 16 September, the world marks the international day for the preservation of the ozone layer—a day of action initiated by the United Nations. This year's theme is "from science to global action"—a reference to the fact that scientific findings have underpinned successful
Machine learning unravels quantum atomic vibrations in materials
Caltech scientists have developed an artificial intelligence (AI)–based method that dramatically speeds up calculations of the quantum interactions that take place in materials. In new work, the group focuses on interactions among atomic vibrations, or phonons—interactions that
Hundreds of scientists rebuke US push to overturn climate ruling
More than 1,000 US scientists and experts on Tuesday denounced the White House's efforts to overturn a key finding that underpins government authority to regulate greenhouse gases.
An AI model can forecast harmful solar winds days in advance
Scientists at NYU Abu Dhabi (NYUAD) have developed an artificial intelligence (AI) model that can forecast solar wind speeds up to four days in advance, significantly more accurately than current methods. The study is published in The Astrophysical Journal Supplement Series.
Sexual misconduct in science may not face same penalties as research fraud
Science strives to produce reliable knowledge, advance our understanding of the world, and ultimately drive progress. This pursuit depends not only on individual excellence but also on collaboration, exchange, and support within the scientific community.
A silver lining in sewer sludge: Volatile fatty acids
Many sewage treatment plants are equipped to process waste using anaerobic digestion, in which the sewage sludge is held in an oxygen-free chamber to ferment and break down. As part of that degradation, biogas such as methane can be reclaimed from that sludge.
Scientists reveal hidden dynamics of the cell's smallest structures
Scientists at Feinberg are reshaping scientific understanding of the cell's tiniest components—structures once thought to be static, now revealed to be dynamic engines of cellular life. As they probe the inner workings of cells, they are not only expanding understanding of
Cameroon could be turning waste to energy: Study uncovers why it's not, and sets out solutions
Many African cities still struggle with litter and garbage that is not properly disposed of. This poses serious public health risks. It attracts vectors of disease like mosquitoes and flies, and can lead to cholera and malaria outbreaks.
Image: Westerlund 1, an eye-catching star cluster
Westerlund 1, the biggest and closest "super" star cluster to Earth, dazzles in this image released on July 23, 2025. This view combines X-ray data from NASA's Chandra X-ray Observatory (in pink, blue, purple, and orange), infrared data from NASA's James Webb Space Telescope
Unprecedented marine heat waves amplified record-breaking 2023 East Asian summer, study finds
In the summer of 2023, East Asia, including Japan, experienced record-breaking temperatures and humidity, accompanied by unprecedented marine heat waves in the surrounding seas. Although the simultaneous occurrence of atmospheric and marine heat waves has drawn global attention
Researchers reveal first complete MDICE signal in Ordovician organic carbon isotope record
The Ordovician Period stands as a critical chapter in Earth's geological history, with carbon isotope records serving as both a key tool for stratigraphic correlation and a vital archive to unravel the coevolution of ancient climates and biospheres. For decades, however, prior
Extreme dwarfing genes decrease glutenins in wheat, affecting gluten composition and baking quality
Wheat is one of the world's most important staple foods, especially in the form of bread. A joint study by the Leibniz Institute for Food Systems Biology at the Technical University of Munich (LSB) and the Leibniz Institute of Plant Genetics and Crop Plant Research (IPK) now
Open-source AI tool aims to accelerate drug discovery for lifesaving therapies
To solve a problem, we have to see it clearly. Whether it's an infection by a novel virus or memory-stealing plaques forming in the brains of Alzheimer's patients, visualizing disease processes in the body is the first step toward alleviating human suffering. It's also often
Kids less likely to be expelled from preschool when parents cooperate with teacher, study shows
Children who are expelled from preschool are subsequently more likely to experience academic failure and enter what scientists and advocates call the "cradle-to-prison pipeline," meaning that these children tend to follow a trajectory away from school and toward the criminal
New study reveals where conservation can deliver for birds, communities and climate
Today, the National Audubon Society announced the publication of a new study in Scientific Reports that identifies places in the continental United States where conservation efforts would provide a triple benefit to protect bird habitat, naturally store carbon, and improve the
Shared genetic mechanisms underpin social life in bees and humans, study suggests
Several genetic variants associated with social behavior in honey bees are located within genes that have previously been linked to social behavior in humans, Ian Traniello at the University of Illinois at Urbana-Champaign, U.S., and colleagues report in the open-access journal
COVID-19 is still a threat, but getting a vaccine is harder for many people
Vaccination is still important to ward off the worst of the coronavirus. Three experts discuss the concerns with restricting access.
Canada's tariff wall on Chinese electric vehicles is deepening dependence on the US
In October 2024, Canada imposed a 100% tariff on all electric vehicle (EV) imports from China, effectively barring consumers from accessing some of the world's most innovative, affordable models. These tariffs are deepening the country's dependence on the United States and
Spinning bioreactors increase yield of extracellular vesicles for more affordable targeted medicine
Inside cells there are tiny particles, known as extracellular vesicles, that store and move molecules. Our cells naturally package beneficial proteins and healing compounds into these tiny bubbles, dispatching them to where they are needed to deliver molecular cargo or to
Tying theory to practice when searching for dark energy
Science is a story of coming up with theories then doing our best to disprove them. That is especially true for theories on a grand, cosmological scale, though disproving them can be particularly hard.
Oysters might offer a way to remove more carbon from the ocean while providing a sustainable food source
Many researchers are looking toward aquaculture as a way to reduce carbon, while also producing food. Yet, in some cases, it is unclear whether these methods offer a way to reduce carbon or if they're just another source of it. Oyster farming is one such case.
DNA's double act: How genetic copies stick together during replication
Before a cell divides, its DNA is replicated so that each daughter cell inherits the same genetic information. The two copies, known as "sister chromatids," are held together by a ring-shaped protein complex called cohesin until they are pulled to opposite poles of the cell in
Endangered pink river dolphins face a rising mercury threat in the Amazon
A flash of pink breaks the muddy surface of the Amazon River as scientists and veterinarians, waist-deep in the warm current, patiently work a mesh net around a pod of river dolphins. They draw it tighter with each pass, and a spray of silver fish glistens under the harsh sun
Philosophical framework rethinks the ethics of disability
Researchers at Hiroshima University (Japan) have introduced a new philosophical framework—"conditional bad-difference view" (Conditional BDV)—to understanding ethically important features of disability. Published in the journal Bioethics, Conditional BDV offers a nuanced way to
For medieval people, the moon was both a riddle and a blessing
Each night, the moon glistens in the night sky, replete with all sorts of meanings depending on the person viewing it. Poets and artists have contemplated it for thousands of years.
Astronomers discover rare Einstein cross with a fifth image, revealing hidden dark matter
When Rutgers theoretical astrophysicist Charles Keeton first saw an unusual picture shared by his colleague, he was intrigued.
Elementary school children also need digital skills
Elementary schools should make children fit to use digital media. A team at the University of Würzburg is developing a digital diagnostic tool to support teachers in this endeavor. The research is published in the journal MedienPädagogik: Zeitschrift für Theorie und Praxis der
Long covid may be making your periods longer and heavier
Half a decade since the arrival of the SARS-CoV-2 virus, we're still learning about its complications, with the latest research suggesting that long covid may disrupt menstrual periods
Having older brothers may have negatively impacted girls' chances of survival in pre-industrial Switzerland
In various animal species, having older siblings impacts the chances of survival in the early years of life. The impact can be either positive or negative, depending on the degree of cooperation and competition between siblings.
Scientists call for a global alliance to place biodiversity at heart of UN Pact for the Future
A new white paper: "From Knowledge to Solutions: Science, Technology and Innovation in Support of the UN SDGs," published in the journal Research Ideas and Outcomes (RIO), brings together leading voices from Europe's biodiversity and data science communities to deliver a clear
DNA from our ancient Denisovan ancestors may protect us from some tropical diseases
Malaria is one of the world's most widespread and deadliest parasitic diseases. But some people may have natural protection thanks to DNA inherited from an extinct group of archaic humans known as the Denisovans. New research has looked at specific Denisovan-derived genes that
AI boosts National Weather Model flood prediction accuracy sixfold
A new machine learning tool can reduce errors in national flood prediction programming, resulting in more accurate predictions of where floods will occur. In a new study published in AGU Advances, scientists found that when the AI was used in combination with the National Water
