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Phys.org / Pet cats that roam outdoors can carry similar disease risk as feral cats
A new study led by University of British Columbia researchers has found that pet cats allowed to roam outside unsupervised carry infectious diseases at rates comparable to feral cats, even when they receive veterinary care, ...
Phys.org / Rare Tyrian purple reveals elite Roman infant burials in York
Two infants buried in Roman York were laid to rest in costly purple cloth normally reserved for emperors and members of the aristocracy, new research reveals. The babies were wrapped in a fine textile of Tyrian purple embellished ...
Phys.org / One overlooked mineral may have quietly powered a crucial step toward life on early Earth
Manganese dioxide can convert amino acids into hydrogen cyanide (HCN) without requiring methane, a finding that solves a long-standing puzzle about the origin of this key prebiotic molecule on early Earth. Although HCN is ...
Tech Xplore / Cleaning up toxic solar panels to bring them indoors
Safer and more environmentally friendly indoor solar panels could soon help power electronics in homes and offices, thanks to University of Queensland researchers. A team of chemical engineers led by UQ's Dr. Miaoqiang Lyu ...
Phys.org / Soil fertilization with Amazonian dark earth increases tree diameter by up to 88%
A study conducted in the Brazilian state of Amazonas has demonstrated that small amounts of Amazonian dark earth (ADE)—an anthropogenic soil created by ancient Amazonian populations—can increase the height and diameter of ...
Medical Xpress / Brazilian tree compounds block SARS-CoV-2 at multiple stages, lab tests show
A study has revealed that galloylquinic acids extracted from the leaves of Copaifera lucens Dwyer, a tree endemic to Brazil primarily found in the Atlantic Forest, have a multi-targeted effect against SARS-CoV-2, the virus ...
Medical Xpress / AI surpasses physicians on clinical reasoning tasks, raising the bar for more serious testing
In one of the largest studies to compare artificial intelligence and physicians on a wide array of clinical reasoning tasks including real emergency department data, a team of physicians and computer scientists at Harvard ...
Phys.org / The most common planets in the galaxy don't appear around the most common stars, TESS observations suggest
Astronomers now estimate there is at least one planet for every star in our galaxy. These worlds, called exoplanets, are planets that orbit stars outside our solar system. But new research from McMaster University reveals ...
Tech Xplore / Robots can run a marathon and play ping pong. But will they ever achieve true sporting greatness?
A humanoid robot recently made headlines around the world for running a half-marathon and beating the human world record. Around the same time, an AI-powered robot defeated an elite human player in table tennis. What the ...
Phys.org / Atlantic Forest's top predator faces a hidden collapse, and protected areas are no longer enough
In addition to habitat loss and illegal hunting, the jaguar (Panthera onca) faces another threat that increases its risk of extinction in the South American Atlantic Forest: food scarcity. A study by Brazilian researchers ...
Phys.org / Astronomers release massive set of 'virtual universes' for global research
Understanding the universe as a whole requires simulations on cosmic scales. An international team of astrophysicists, with a leading role for researchers at Leiden University, Netherlands, has now released one of the largest ...
Phys.org / Can warning videos blunt misinformation? What a 12-country test found
The internet and social media platforms have given rise to a rising wave of misinformation, with many users now posting fake news, AI-generated photos or videos and other types of misleading content online. Over the past ...
