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Phys.org / Bull sharks form social relationships with specific 'friends,' research reveals
Sharks are often viewed as solitary, but a new study—carried out on the Shark Reef Marine Reserve in Fiji—has found that rather than mixing at random, bull sharks have "active social preferences" and choose their social ...
Phys.org / White-rot fungi show promise for reducing pharmaceutical residues in biosolids
Antidepressants and other psychoactive drugs are designed to affect the human brain. But after they enter the water system in excrement or unused drugs flushed down the drain, traces of these compounds can enter the environment ...
Phys.org / Satellite data reconstruct 2025 LA fires, showing rapid spread in first day
A severe drought, powerful Santa Ana winds and a not-fully-extinguished brushfire combined to create the most destructive wildfire in the history of Los Angeles in early 2025. The Palisades Fire, which fully ignited on Jan. ...
Phys.org / Durable dual-atom catalyst enables high-temperature CO₂ to CO conversion
The conversion of carbon dioxide (CO₂) into carbon monoxide (CO), an industrial feedstock, has attracted significant attention as a key step for producing synthetic fuels and chemical products. However, because CO₂ is ...
Medical Xpress / MRI study finds Down syndrome brain lesions can shrink over time
What has long been interpreted as permanent and irreversible vascular damage may not be exclusively so. In people with Down syndrome—one of the most robust populations for studying Alzheimer's disease due to the near-universal ...
Medical Xpress / The Alzheimer's gut-brain link: How butyrate could curb amyloid-β buildup and inflammation
Alzheimer's disease (AD) is a neurodegenerative disease that causes progressive memory loss and a significant decline in mental functions. Past studies have shown that people with AD exhibit a buildup of a protein called ...
Phys.org / How AI deep learning is helping scientists protect California's coastal ecosystems
Researchers at UCLA's Institute of the Environment and Sustainability have developed the most high-resolution statewide maps of California's kelp forests to date, giving researchers, conservationists and community members ...
Medical Xpress / Physical activity improves work ability: Study shows lifelong influence from childhood to the end of career
A study conducted at the University of Jyväskylä shows that regular leisure-time physical activity started at a young age prevents a decrease in work ability at the end of a career. The result is societally significant, ...
Medical Xpress / Clot buster may stop promising stroke medicine from working properly
A clotbusting drug commonly used to treat ischemic stroke interacts negatively with a promising anti-inflammatory treatment (anakinra), underscoring the need to test new stroke therapies alongside existing standard care. ...
Medical Xpress / Ultra-processed foods linked to infertility in US women
Women who consume lower amounts of ultra-processed foods have higher odds of conceiving, according to new research from McMaster University. The link persists even after accounting for age, weight, lifestyle, and other health ...
Medical Xpress / Fracture risk calculator can identify more patients who could benefit from parathyroid surgery
A widely used fracture risk calculator may help guide surgical decisions to treat patients with an endocrine disorder called primary hyperparathyroidism (PHPT) that causes progressive bone loss, according to a study led by ...
Phys.org / The moon's going to get crowded. We should protect our heritage on it while we still can
In 1959, the Luna 2 probe from the Soviet Union became the very first human-made object to reach our closest celestial neighbor. In the decades since, we have been leaving footprints—both literally and figuratively—all ...
