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Medical Xpress / Plasma p-tau217 can reliably detect preclinical Alzheimer disease
Plasma phosphorylated tau 217 (p-tau217) can reliably detect Alzheimer disease (AD) pathology in the preclinical stage, according to a meta-analysis published online Dec. 1 in JAMA Neurology.
Phys.org / Like living cells, oil-in-water droplets form 'arms' in response to their environment
Oil-in-water droplets respond to chemical cues by forming arm-like extensions that resemble filopodia, which are used by living cells to sense and explore their environment.
Phys.org / Blend of unusual weather conditions brings trillions of gallons in persistent rain to the Northwest
Warm water and air and unusual weather conditions tracing back as far as tropical cyclone flooding in Indonesia helped supercharge stubborn atmospheric rivers that have drenched Washington state with almost 5 trillion gallons ...
Tech Xplore / AI headphones automatically learn who you're talking to—and let you hear them better
Holding a conversation in a crowded room often leads to the frustrating "cocktail party problem," or the challenge of separating the voices of conversation partners from a hubbub. It's a mentally taxing situation that can ...
Phys.org / New nanomagnet production process improves efficiency and cuts costs
Researchers at HZDR have partnered with the Norwegian University of Science and Technology in Trondheim, and the Institute of Nuclear Physics in the Polish Academy of Sciences to develop a method that facilitates the manufacture ...
Phys.org / How to handle teen 'big feelings' as the social media ban kicks in
Watching your teenager grieve the loss of their social media account can be confronting. Many are genuinely distressed or struggling with the change, and many parents are unsure how to respond.
Phys.org / Politicians bank on people not caring about democracy—but research shows we do
Across the world, democracies are grappling with a widening gap between citizens and those who govern. Australia is no exception.
Tech Xplore / AI's $400 bn problem: Are chips getting old too fast?
In pursuit of the AI dream, the tech industry this year has plunked down about $400 billion on specialized chips and data centers, but questions are mounting about the wisdom of such unprecedented levels of investment.
Medical Xpress / Examining hidden risks of cannabis use among older adults
Cannabis use is rising among older adults, fueled by expanded legalization and people increasingly turning to cannabinoid-containing products to manage pain, sleep problems and other chronic issues.
Tech Xplore / If social media for kids is so bad, should we be allowed to post kids' photos online?
As Australia's ban on under-16-year-olds having certain social media accounts kicks in this week, debate on whether it's a good idea or even legal rages on—both at home and overseas.
Phys.org / Decoding the chemistry of life: Maximum entropy reveals how mutations alter enzymes and drive drug resistance
For decades, Arieh Warshel, USC Distinguished Professor of Chemistry and a 2013 Nobel laureate, has used computer simulations to understand how enzymes—fundamental to nearly every biological process in living organisms—carry ...
Phys.org / Archaeologists use lasers to locate ancient settlements and artifacts on Greek Islands
A group of scientists are studying the Cyclades, an island group in Greece's Aegean Sea, looking for signs of early human activity. They are using technology such as laser scanning and magnetometry, which may be more effective ...
