All News
Medical Xpress / Medicare's paying less for cataract surgery: Eye doctors are turning to lucrative lasers
Cataract surgery—one of the most common operations paid for by Medicare—typically leaves enrollees owing a few hundred dollars. Some patients pay more to have their vision corrected during the procedure.
Medical Xpress / Cognition and consciousness arise from analog computations, says new theory
A new theory, published in The Journal of Neuroscience by three scientists at the Picower Institute for Learning and Memory at MIT, offers an explanation of how the brain produces cognition and consciousness: It uses traveling ...
Phys.org / Honeybees struggle to gather nectar in August, direct measurements reveal
Letting late-summer weeds grow could help honeybees when they find it most challenging to gather nectar, according to new research published in the journal, Functional Ecology.
Medical Xpress / How being 'on‑call' for work can disrupt your sleep—even if the call never comes
It's 4 a.m., you've finally drifted off, and then the phone rings. It's work calling. You have to go in. The right to disconnect from work has been protected by law in Australia since 2024. This means most employees can refuse ...
Medical Xpress / Younger adults with lung cancer more likely to have targetable genetic changes, study finds
Younger adults with non-small cell lung cancer are significantly more likely than older patients to have genetic alterations that can be matched with targeted therapies, according to a large international study led in part ...
Phys.org / Soil methane sink may be larger than thought, three-model analysis finds
Methane-munching microbes in soil might be more important than previously thought, a new study finds. Soil is an important carbon sink, and scientists are still learning much about the diversity of its microbial communities. ...
Medical Xpress / Gray and white matter jointly shape cognitive aging, new evidence shows
Researchers from the Mark and Mary Stevens Neuroimaging and Informatics Institute (Stevens INI) at the Keck School of Medicine of USC have found that two distinct types of brain tissue work together to support cognition in ...
Phys.org / Messy life-producing cellular process caught in action for first time
All living things have a fleet of tiny copy machines that turn instructions from DNA into RNA molecules responsible for helping build proteins that keep organisms alive. One of those nanoscale machines, called eukaryotic ...
Phys.org / Nanoparticle combines two strategies to speed up the healing of chronic wounds
Researchers at the University of São Paulo (USP) in Ribeirão Preto, Brazil, have developed a nanoparticle that can address the various factors hindering the healing of chronic wounds, which include ulcers associated with ...
Phys.org / Italian scientists bet on octopus to fight crab invasion
From a fishing trawler in the Adriatic, Italian scientists gently release thousands of tiny octopuses in the hope of fighting an invasive crab species that has devastated local fisheries.
Phys.org / New measurements explain how silicon and diamond achieve extreme reversible stretching
A research team led by Yang Lu from the Department of Mechanical Engineering at the Faculty of Engineering, The University of Hong Kong (HKU), has uncovered the microscopic physical nature of ultralarge elasticity in covalent ...
Medical Xpress / Autistic adults show more dopamine receptors, brain-imaging study finds
How does autism manifest in the brain? Researchers from the University of Southern Denmark and Odense University Hospital investigated this question in a new study involving 60 adults.
