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People who live with obesity are "tagging" a memory of being overweight on a key part of the immune system—leaving people with ongoing risk of obesity-related conditions years after losing weight, according to a 10-year-long ...

The Fe Kα line, or iron Kα line, is often used in astronomical research to understand the physical composition of astronomical objects. This line is produced when a K-shell electron of an iron ion in the photosphere—the gas ...

When humans are moving as a crowd, their movements tend to be highly coordinated, similarly to the collective motions of bird flocks or other groups of animals. These group behaviors can limit collisions in dynamic environments, ...

Depression is a debilitating mental health disorder that is estimated to affect approximately 5% of people worldwide. It is characterized by persistent feelings of sadness and hopelessness, a lack of interest in everyday ...

Researchers have developed a soft robot that moves like an elephant's trunk—precise enough to pick fresh fruit, yet powerful enough to help lift a patient. Lucia Beccai, an expert in soft robotics at the Italian Institute ...

Studying cognition by averaging data from many people's brain scans hides how individuals use their brains, new Stanford Medicine research has shown. In particular, children who struggle with goal-oriented tasks show distinct ...

Generative artificial intelligence (AI) has transformed college writing. As paper drafts are increasingly co-written with AI, professors are left wondering not whether students are using AI, but how. A 2025 AI in Education ...

Using artificial intelligence, engineers at the University of California San Diego have developed a new way to watch the inner workings of living cells in real time. The process both captures images that are twice as sharp ...

A team led by scientists from the Universities of Manchester and Liverpool have revealed why a group of cancers common in older adults exposed to environmental damage behaves so differently depending on where they develop ...

The retina, the thin layer of tissue at the back of the eye, is made up of photoreceptor cells that convert visible light into electrical signals, which is essential for human vision. Some diseases, such as retinal degeneration, ...

For some time, researchers have assumed that solid materials could gain more useful properties by making their microscopic components more active. Now, a team led by Jack Binysh at the University of Amsterdam has found that ...

Over the past decades, technological advances have opened remarkable possibilities for the detection and monitoring of various physiological signals associated with heart health (e.g., heart rate and ECG), sleep stages and ...