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Phys.org / Metamaterial image sensor keeps colors clear even under oblique light
Smartphone cameras are becoming smaller, yet photos are becoming sharper. Korean researchers have elevated the limits of next-generation smartphone cameras by developing a new image sensor technology that can accurately represent ...
Medical Xpress / Osteoporosis drug shows potential against diseases caused by excess iron
Researchers at the University of São Paulo (USP) in Brazil have discovered that two osteoporosis drugs (etidronate and tiludronate) may combat diseases caused by iron accumulation in the body. In tests conducted on human ...
Medical Xpress / Kirigami-inspired sensors precisely map activity of neurons in the primate brain
Recent technological advances have opened new exciting possibilities for the development of smart prosthetics, such as artificial limbs, joints or organs that can replace injured, damaged or amputated body parts. These same ...
Phys.org / Bacterial strain from 5,000-year-old cave ice shows resistance against 10 modern antibiotics
Bacteria have evolved to adapt to all of Earth's most extreme conditions, from scorching heat to temperatures well below zero. Ice caves are just one of the environments hosting a variety of microorganisms that represent ...
Phys.org / Nanoengineers realize an on-chip excitonic hyperlens
When light passes through materials, it typically changes direction and bends in predictable ways. This change in direction, known as refraction, is caused by a change in the speed of light as it enters a new medium. In some ...
Medical Xpress / AI chatbots may worsen mental illness
People with mental illness who use AI chatbots risk experiencing a worsening of their condition. This is shown by a new study published in the journal Acta Psychiatrica Scandinavica. The researchers screened electronic health ...
Tech Xplore / A new way to study how cannabis use impacts safe driving
As marijuana legalization expands across the U.S., it is outpacing research on the impact of cannabis use behind the wheel. Researchers at the Virginia Tech Transportation Institute (VTTI) recently spent two years collecting ...
Phys.org / Sniffer dogs can detect wildlife trafficking via shipping container air samples
Adelaide University researchers have shown that pairing sniffer dogs with a simple air-sampling device could dramatically improve the detection of illegally trafficked wildlife hidden inside shipping containers.
Medical Xpress / Online searches for crisis hotlines surged worldwide and rose in the same months as suicide-related searches
A new study analyzing global Google Trends data from January 2004 to August 2025 finds that online search interest in "crisis hotline" has increased sharply in recent years and tends to rise in the same months as searches ...
Phys.org / Fracking in Argentina 'linked to hundreds of tremors'
The extraction of gas and oil by fracking—large-scale fracturing of underground rocks by injecting water, sand and additives—is generating growing concern in Argentine Patagonia. Neuquén province—home to the country's ...
Medical Xpress / Brain may reinforce seizures during sleep, suggests study
The brain may inadvertently "learn" to have seizures by treating them like important memories to be stored, according to new research from Mayo Clinic. The study, published in the Journal of Neuroscience, has found that after ...
Medical Xpress / Post-disaster prevalence of mental health problems can peak more than a decade later, says meta-analysis
After a disaster, population mental health generally improves, but an increase in mental health problems often follows, potentially peaking years later, according to a systematic review and meta-analysis published in the ...
