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Phys.org / Fiber optic components enable high-performance 2-µm fiber lasers
Laser systems operating in the 2-micrometer wavelength range open diverse opportunities in medical technology, agriculture, and plastics processing. In the Eurostars project DECOMP, Laser Zentrum Hannover e.V. (LZH) has developed ...
Medical Xpress / Talking about trauma doesn't always help: Brain scans show one reason why
After trauma, some people develop post-traumatic stress disorder (PTSD), a mental health condition that can involve intrusive nightmares, flashbacks, and physical reactions when reminded of the traumatic event, such as a ...
Phys.org / One of our planets may be missing, and it could explain why the solar system looks the way it does
Our solar system has two ice giants, Uranus and Neptune, but there may have been a third. According to a new study published in the journal Icarus, this extra world might have triggered a violent planetary shuffling billions ...
Phys.org / JWST finds a stellar bar in the early universe that breaks all rules
Astronomers using the James Webb Space Telescope (JWST) have discovered a stellar bar in GN20, a massive galaxy seen just 1.5 billion years after the Big Bang. The new paper was submitted to the preprint server arXiv on May ...
Medical Xpress / The link between HIV and chronic pain
Over half of the people carrying HIV experience chronic pain at some point, which is difficult to treat. In a new JNeurosci paper, Hui-Lin Pan, from The University of Texas MD Anderson Cancer Center, and colleagues used mice ...
Medical Xpress / Chinese American teens experience depression, anxiety at higher rates than peers
She has straight A's, a full schedule of Advanced Placement classes, a chair in the youth orchestra and a bedroom wallpapered with college acceptance letters. She also hasn't slept a full night in months. She lies awake at ...
Tech Xplore / Innovation from above: How mesh networks help control drone swarms
Drones operating in a swarm can perform a range of different tasks and exchange information with one another. Up until now, civilian drone swarms are often controlled centrally via a mobile communications link. In the case ...
Medical Xpress / The dangers of legitimizing doping
In Las Vegas May 2026, athletes compete in an international sporting event that explicitly allows them to use performance-enhancing drugs (PEDs). The Enhanced Games openly encourages competitors to use substances banned in ...
Medical Xpress / Enough sleep and moderate-to-vigorous activity may protect mental health in middle age, study says
Moderate-to-vigorous physical activity is more important for mental health in middle age than light physical activity, according to a new study by the University of Oulu and ODL Department of Sports and Exercise Medicine. ...
Phys.org / Could aliens ever visit Earth? An aerospace scientist unpacks the challenges of interstellar spaceflight
On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be unexplained flying objects. These file dumps were the culmination of a process that was set in motion ...
Medical Xpress / Novel radiotracer images overactive adrenal glands to avoid invasive primary aldosteronism procedure
A new first-in-human study has validated a PET radiotracer that can effectively image overactive adrenal glands, offering an alternative to the highly invasive procedure currently utilized to diagnose primary aldosteronism. ...
Medical Xpress / Renaming PCOS to PMOS—a 10‑year process of listening to patients and health professionals
A disease's name can have a significant influence on its diagnosis and treatment—or lack thereof. Polycystic ovary syndrome, or PCOS, is a condition that affects millions of people worldwide. For decades, doctors thought ...
