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Phys.org / Turning a potent greenhouse gas into a valuable pharmaceutical building block using light
The trifluoromethyl group, or CF₃, is widely used in pharmaceuticals. When added to organic molecules, it can improve metabolic stability and membrane permeability, making it highly valuable in drug development. One useful ...
Phys.org / Car owners beware! Lessons from the 'Kia Boys' crime spree
If you live in Los Angeles and own a Hyundai Sonata, Kia Optima or one of 18 other models from these vehicle lines, UCLA anthropologist Jeffrey Brantingham has some advice: Get a steering wheel locking device, take advantage ...
Phys.org / Researchers identify rubber-related chemicals in Swiss milk
Every year, tire and road wear release an estimated 6 million tons of rubber particles into the environment, some of which eventually reach agricultural land through the air, water runoff and fertilizers. Because dairy farms ...
Medical Xpress / Teen cannabis surveys may be missing rise in diagnosed disorder, study of 637,000 adolescents finds
New diagnoses of cannabis use disorder (CUD) among adolescents in Northern California began climbing after recreational cannabis was legalized in California in 2016, reversing a steady decline in the three years prior, according ...
Phys.org / Economists examine how people infer, revise beliefs in face of new information
When people hear something new about a topic, they should update their beliefs to reflect the new information. But many people either underreact or overreact, with their responses varying based on different factors, including ...
Medical Xpress / Scientists target gum disease with bacteriophage virus
Scientists have shown that a naturally occurring virus can dismantle complex bacterial communities responsible for severe gum disease, offering a potential alternative to traditional antibiotics. In the first study to demonstrate ...
Phys.org / Neutral radicals unlock porous organic semiconductors without chemical doping
Researchers at the Center for Research in Biological Chemistry and Molecular Materials (CiQUS) at the Universidade de Santiago de Compostela (USC) have developed a new strategy for producing covalent organic frameworks (COFs) ...
Phys.org / Only 1 out of every 5 amphibian type localities in Ecuador are in protected areas
In taxonomy, the location where specimens used to formally describe a new species are collected is called a type locality. These sites can be thought of as the species' formal birthplace, much as the scientific article containing ...
Tech Xplore / Should we give self-aware AI systems a dignified death, leading futurologist asks
The question of how to ethically decommission an AI system may sound like the least of humanity's current concerns, but a world-renowned AI expert says it's a challenge we need to address now—before synthetic consciousness ...
Medical Xpress / Rare cortical neurons can synchronize brain activity and promote sleep in mice
What makes the brain fall asleep? For nearly a century, scientists have looked to structures deep within the brain for the answer. In the traditional view, these regions control when we sleep and wake, while the cerebral ...
Phys.org / New analysis reconstructs the dawn of dinosaurs and other reptiles
About 252 million years ago, at the end of the Permian Period, a large proportion of species on Earth rapidly became extinct. After this mass extinction, many groups of organisms began to recover, while reptiles known as ...
Tech Xplore / Alarm over AI grows as divided U.S. Congress struggles to act
The U.S. Congress returned from recess Monday facing urgent warnings that artificial intelligence could spin dangerously out of control—and little agreement over whether, or how, Washington should intervene.