2026-09-27 全球热点速览

The Smithsonian has faced withering pressure from the Trump administration.

A large health-record analysis found that glucosamine use was associated with a 25% higher likelihood of mild cognitive impairment progressing to dementia. Lab experiments suggest the popular joint supplement may intensi

Pain and fatigue in rheumatoid arthritis can persist even after inflammation improves, with depression, poor sleep, obesity, smoking, and chronic pain potentially helping sustain symptoms. Researchers say identifying the

Scientists studying ancient Australian rocks uncovered more than 12,000 fossils from some of the oldest known eukaryotes on Earth. These early complex cells lived in settings ranging from coastal mudflats to the open sea

Ancient DNA shows that adults and children buried together in medieval Sweden were often not members of the same immediate family, suggesting that burial choices reflected more than biological kinship. The research also

Scientists have streamlined a method for measuring DNA-bound phosphorus in soil, making it cheaper and easier while preserving its accuracy. The technique could reveal how soil microbes help recycle phosphorus and ultima

Direct oral anticoagulants cut the risk of serious clinical events by 69% in atrial fibrillation patients with an intermediate risk of stroke, according to the randomized SINGLE-AF trial. The benefit was driven mainly by

A single dose of an experimental CRISPR therapy cut LDL cholesterol and triglycerides by about half in patients with difficult-to-treat lipid disorders. The reductions were still present one year later, with the highest

Scientists have mapped the genetics of cat cancer on an unprecedented scale and found surprising similarities with tumors in humans. The findings could help bring precision cancer treatments to cats while also revealing