Earth Sciences
Phosphorus spikes linked to ancient marine mass extinctions
Researchers have uncovered new evidence that short-lived spikes in ocean phosphorus may have played a major role in two of the most severe marine extinctions in Earth's history. Dr. Matthew Dodd from The University of Western ...
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General Physics
Gravitational waves as possible candidates for the origin of dark matter
Gravitational waves could be responsible for the production of dark matter during the early phases of our universe's formation, according to results of a new study by Professor Joachim Kopp from Johannes Gutenberg University ...
33 minutes ago
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Unexplained sky flashes from the 1950s: Independent analysis supports their existence
Historical observations from an observatory in Germany have now independently verified evidence for brief, mysterious flashes of light in the night sky, first picked up by an American astronomical survey in the 1950s. Through ...
Genetic overlap between several mental health disorders could help predict vulnerability
Psychiatric disorders, such as bipolar disorder (BD), major depressive disorder (MDD), schizophrenia and anxiety disorders, adversely affect the daily functioning and well-being of millions of people worldwide. Understanding ...
Discontinued childhood growth hormone treatment linked to rare cases of Alzheimer's
Alzheimer's disease (AD) is a neurodegenerative disorder that takes away a person's memory, thinking skills, and eventually the ability to perform basic tasks. A recent study has provided further evidence that the disease ...
Lithium-air batteries break performance barriers thanks to a newly developed 2D catalyst
As the electric vehicle and energy storage system (ESS) markets experience rapid growth, the development of next-generation batteries capable of surpassing the energy density limitations of existing lithium-ion batteries ...
Engineering
13 minutes ago
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Common metabolic enzyme could predict cancer immunotherapy benefits—and help more patients respond
Immunotherapies have transformed cancer treatment by helping the immune system recognize and attack tumors. They work for only about 20% of patients, though, and doctors still struggle to predict who will benefit.
Medical Xpress
33 minutes ago
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Heat-activated skin patch can kill melanoma cells without surgery
Melanoma is a deadly form of skin cancer that is typically removed surgically. Now, researchers publishing in ACS Nano report they have developed a potential noninvasive treatment for melanoma in the form of a stretchy, heat-activated ...
Medical Xpress
53 minutes ago
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VisiPrint system generates realistic 3D-print previews from two images
Designers, makers, and others often use 3D printing to rapidly prototype a range of functional objects, from movie props to medical devices. Accurate print previews are essential so users know a fabricated object will perform ...
Engineering
53 minutes ago
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Natural compound nigericin reduces endotrophin tied to obesity, study shows
Obesity is known to be a major risk factor that exacerbates metabolic disorders, such as type 2 diabetes. A key molecule involved in this process is endotrophin, a signaling protein that links excess fat accumulation to metabolic ...
Medical Xpress
1 hour ago
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The Future is Interdisciplinary
Find out how ACS can accelerate your research to keep up with the discoveries that are pushing us into science’s next frontier
Medical Xpress
Tech Xplore
Producing rechargeable batteries using sunflower seed shells as raw material
Photothermal fabric panels could cut heating energy up to 23%
Anthropic releases part of AI tool source code in 'error'
Novel interfacial structure achieves highly efficient, stable tandem solar cells
Solar energy could be key to making sustainable aviation fuel
Vibrations in your skull may be your next password
Light bends perovskite crystal lattice, opening way to new devices
Combining the robot operating system with LLMs for natural-language control
Over the past few decades, robotics researchers have developed a wide range of increasingly advanced robots that can autonomously complete various real-world tasks. To be successfully deployed in real-world settings, such ...
How T cells amplify signals: New study reveals key molecular switch
Signaling is fundamental to how cells sense and respond to their environment—but in immune cells, those signals must be precisely amplified to mount an effective defense against invasive threats. New research by immunologists ...
Nature's photocopiers caught 'doodling'—scientists say it could revolutionize how DNA is written
New research has discovered that the molecular machines responsible for copying our DNA have a surprising hidden talent—an ability to create entirely new and highly sophisticated DNA sequences from scratch. The study, led ...
Biotechnology
1 hour ago
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A safer opioid? DFNZ discovery suggests pain relief with minimal addictive properties
Researchers at the National Institutes of Health (NIH) have identified a novel, highly potent opioid that shows potential as a therapy for both pain and opioid use disorder. In a study published in Nature, the team observed ...
Medical Xpress
2 hours ago
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Molecular 'brake' limits axonal regeneration after injury to nerves or spinal cord
Researchers from the Icahn School of Medicine at Mount Sinai have discovered a molecular switch in neurons that limits the regrowth of damaged axonal fibers. The findings, published in the journal Nature, show that blocking ...
Medical Xpress
2 hours ago
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A 500-million-year-old clawed predator rewrites the origin of spiders and horseshoe crabs
It had been a long day of teaching for Rudy Lerosey-Aubril. As a reward, he returned to cleaning an intriguing Cambrian arthropod fossil he had recently received for review. At first, the specimen showed all the expected ...
Evolution
2 hours ago
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Common antidepressant offers fresh hope for people looking to reduce methamphetamine use
For the first time, people who want to stop using crystal methamphetamine may be able to treat their addiction with a cheap and readily available medication, say researchers at the National Drug and Alcohol Research Center ...
Medical Xpress
2 hours ago
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Scientists discover how multiple sclerosis kills neurons
For decades, multiple sclerosis research has focused on myelin, the insulation around the brain's wiring. Scientists paid less attention to another loss that was happening in parallel: neurons in the cortex, the seat of higher ...
Medical Xpress
2 hours ago
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Can you trust a finding? A new project maps which studies replicate
Findings from the Systematizing Confidence in Open Research and Evidence (SCORE) program—a collaborative effort involving 865 researchers—have been published in Nature as a collection of three papers alongside a release of ...
Social Sciences
2 hours ago
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FAST observes a peculiar rotating radio transient that also switches to pulsar states
Using the Five-hundred-meter Aperture Spherical Radio Telescope (FAST), Chinese astronomers have explored the behavior of a rotating radio transient (RRAT) known as RRAT J1574+4703. The new observations found that this object ...
Artemis II space launch 'politically important' in new era of space competition, expert says
Astrophiles are eagerly awaiting the launch of the National Aeronautics and Space Administration's Artemis II on Wednesday, which is set to be the most powerful rocket launch on record and will send human beings back toward ...
What it takes to keep astronauts safe in deep space
The Artemis II mission launches this week as a first step toward returning to the moon and reaching Mars. Materials scientist Debbie Senesky explains the material tech that makes these missions possible.
5 reasons why the Artemis II mission is a big deal
The Artemis II mission, scheduled to launch on Wednesday, will send four astronauts on a 10-day journey from Earth around the moon—the first time humans will travel that far into space since 1972. While the crew will not ...
Could a solar storm derail the Artemis II mission?
Every mission to deep space is fraught with danger. A hardware failure during launch, an equipment malfunction far from Earth, or a small space rock hitting the vehicle are all scenarios astronauts will train for.
Warming winters lead to more nitrate pollution in the drinking water near farms
When pollution gets bad enough in the rivers supplying Iowa's largest city with drinking water, it costs Des Moines around $16,000 a day to run a special system to filter out dangerous nitrates. It's a fact of life in the ...
Is true empathy possible between humans and AI?
As artificial intelligence (AI) continues to influence all facets of our personal and professional lives, questions abound, like, "Can people have actual feelings for robots?" or "Can a chatbot comfort someone in distress?" ...
Researchers say ecotourism is valuable but cannot decarbonize tourism industry
A new research review published in npj Climate Action counters a recently proposed idea published in Nature Climate Change that ecotourism could serve as a mechanism to decarbonize the tourism industry.
Two trillion gallons of water trigger historic flooding in Hawaiʻi
More than 2 trillion gallons of water—enough to fill 3 million Olympic-sized swimming pools—inundated Hawaiʻi in March. The accumulated rainfall over 14 days reached as high as 3,000% of normal historical levels for this ...
It's happening: Historic Moon mission set for launch
On Wednesday three men and one woman are set to embark on the first crewed journey to the moon since 1972, a landmark odyssey that aims to launch the US into a new era of space exploration.
Florida tourists gather to 'witness history' ahead of Moon launch
Jason Heath had ventured with his family from northeastern Maine to the Sunshine State for a vacation—but soon found out they were set to "witness history" with the launch of NASA's Artemis 2 mission.
Moon rocket and weather are on NASA's side for the first astronaut launch in decades
After weeks of fuel leaks and other issues, NASA faced a trouble-free countdown Tuesday on the eve of astronauts' first trip to the moon in more than half a century.
Women are being shut out of workplaces because of a hidden time gap, new research shows
Women are missing out at work not just because of pay gaps or bias, but because they simply do not have the same time as men to compete. That is the conclusion of a new study co-authored by Professor Toyin Adisa of the University ...
Why has it taken so long to return to the moon?
At 13:24:59 Central Standard Time on December 19, 1972, the Apollo 17 command module splashed down in the Pacific Ocean, about 350 nautical miles southeast of Samoa, concluding the last mission to the moon.
Inside the high-stakes decisions of the NFL draft
On NFL draft day, every team has the chance to win—or lose—big. With millions of dollars on the line and just minutes to make a final decision on each pick, a single choice can shape a franchise for years. Carnegie Mellon ...
Why a social media ban for teenagers misses the point
Taylor Little became so badly addicted to her smartphone that she felt she had lost many of her teenage years. "I was literally trapped by addiction at age 12 and lost my teenage years because of it," she said. Her addiction ...
'One Plant Health Concept' connects tradition and technology to address plant diseases in Africa
An article published in CABI Agriculture and Bioscience calls for a diverse, participatory approach that combines indigenous, local knowledge systems with modern technologies to tackle plant diseases and strengthen food security ...
Seven missions launched to test optimized data transfer from space
Eight CubeSats and one payload supported by the European Space Agency (ESA) have reached orbit, where they will demonstrate various applications aimed at improving how data is sent around and processed. Thanks to these demonstrations, ...
Uranus mission concept CASMIUS to probe ice giant secrets
The ice giant Uranus is one of the most fascinating objects in the solar system, with its sideways rotation, intricate ring system, and unique family of moons. However, it is also one of the least explored objects in the ...
How medieval chess created a space in which players, regardless of race, could engage as equals
In the medieval European imagination, racial difference was often highly polarized. Black people were perceived either as exotic status symbols—including saints and wealthy rulers such as the Queen of Sheba—or as subjugated ...
Introducing a new citizen science nature app that's geared towards the scientific community
Identifying weeds, checking out the pollen map, or discovering new plant life-forms are among the promising wealth of data available to users of PlantNet—a "Shazam!" for plants. Pierre Bonnet and computer scientist Alexis ...
