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Phys.org / 'Aquila Booster' challenges theoretical limits of particle acceleration in pulsar wind nebulae

The Large High Altitude Air Shower Observatory (LHAASO) has detected PeV (1015 eV) gamma-ray emission from a pulsar wind nebula powered by PSR J1849-0001 in the constellation Aquila, marking the discovery of a new PeVatron ...

8 minutes ago
Phys.org / LAMOST maps open cluster NGC 1647, linking broad main sequence to differential reddening

Using the Large Sky Area Multi-Object Fiber Spectroscopic Telescope (LAMOST), astronomers have observed a nearby young open cluster known as NGC 1647. Results of the new observations, presented in a paper published April ...

28 minutes ago
Science X / As extreme heat tightens its grip, farms and food security face a punishing new reality

The frequency, intensity, and duration of extreme heat events have risen sharply over the past half century, and the risks to agrifood systems and ecosystems are set to soar in the future, according to "Extreme heat and agriculture," ...

53 minutes ago
Phys.org / Gravity's subtle effect on light could improve groundwater, volcano and carbon storage monitoring

A study by University of Wollongong (UOW) physicist Dr. Enbang Li has demonstrated that gravity can subtly influence the behavior of light, a breakthrough that could underpin future technologies for monitoring groundwater, ...

48 minutes ago
Medical Xpress / Exploiting a new vulnerability that targets 'zombie' cells as an anticancer therapy

A new set of drugs exploit a recently revealed weakness in "zombie-like"—or senescent—cells that could lead to new treatments for cancer and age-associated diseases. The study from the MRC Laboratory of Medical Sciences (LMS) ...

48 minutes ago
Medical Xpress / Rural adolescents are twice as likely to die by suicide compared to their urban peers

Rural-residing adolescents are twice as likely to die by suicide compared to their urban-residing peers. To better support crisis care for rural youth, researchers developed Plan & Protect, a technology-guided safety planning ...

28 minutes ago
Medical Xpress / Autism diagnosis by primary care providers: Geographic variation among Medicaid-enrolled children in 29 states

A new study examined geographic patterns in autism diagnosis by primary care providers among Medicaid-enrolled children in 29 states. The study found that Nevada, South Carolina, and Connecticut had the highest rates of autism ...

48 minutes ago
Medical Xpress / Sudden deaths rose 30% across Europe in a decade, with sharper increase among women

From 2010 to 2020, there were over 2.5 million sudden deaths—natural unexpected deaths occurring within one hour of symptoms starting—in 26 European countries, suggests a new study published in The Lancet Regional Health—Europe.

8 minutes ago
Tech Xplore / Most electric vehicle owners are those with higher incomes and higher levels of education

A joint study by the EHU-University of the Basque Country and the BC3 research center reveals that EVs are concentrated in households with high incomes, higher levels of education and located in urban areas, which highlights ...

48 minutes ago
Tech Xplore / Germany launches spying probe into Signal attacks targeting MPs

German prosecutors Friday launched a spying investigation into phishing attacks targeting lawmakers on the Signal messaging app, with an MP saying the latest Russia-directed plot against Germany was a "wake-up call."

26 minutes ago
Tech Xplore / AI smart glasses will help visually impaired runners take on the London Marathon

Running past Buckingham Palace during training, Tilly Dowler is closing in on a goal she once thought out of reach.

8 minutes ago
Tech Xplore / Bubble trouble: Hydrogen research highlights outsized impacts of tiny bubbles in water electrolysis

Hydrogen is often described as the fuel of the future—a clean, energy-dense way to store renewable power and decarbonize industries from steelmaking to shipping. But inside the devices that produce it, a surprisingly small ...

1 hour ago