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Tech Xplore / Liquid-metal pupil helps an artificial eye adapt to sudden light changes

Computer vision technologies are artificial intelligence (AI)-powered systems that can capture, analyze, and interpret visual data captured from real-world environments. While these systems are now widely used, many of them ...

11 hours ago
Medical Xpress / Researchers detect complex emotions by combining multiple optical signals

Researchers have developed a new way to recognize human emotions by combining fiber-based physiological signals with thermal images of the face. The portable emotional recognition system could eventually be used to support ...

5 hours ago
Medical Xpress / New study shows how sickle cell affects brain function

Sickle cell disease is often thought of solely as a blood disorder, but new research from the Wood Neuro Research Group provides measurable evidence that it can reshape how brain networks function. Previous neuroimaging studies ...

6 hours ago
Medical Xpress / Open-source, privacy-focused platform aims to help researchers examine how digital interactions influence health

Numerous sensors allow smartphones to silently witness everything we do, says Ian Kim, a postdoctoral fellow in psychology at Stanford University. They count each smartphone owner's steps, measure their sleep, record where ...

5 hours ago
Phys.org / What's inside neutron stars? New model could sharpen gravitational-wave 'tide' clues

Neutron stars harbor some of the most extreme environments in the universe: their densities soar to several times those of atomic nuclei, and they possess some of the strongest gravitational fields of any known objects, surpassed ...

8 hours ago
Phys.org / A superradiant clock phase emerges when Rydberg atoms meet quantum light, simulations suggest

Rydberg atoms are atoms with one or more outer electrons excited to very high energy levels, which interact very strongly with each other. These atoms are widely used to run quantum simulations and develop quantum technologies, ...

14 hours ago
Phys.org / Material previously thought to be quantum is actually a new, non-quantum state of matter

Magnetic materials in a quantum spin liquid phase are of great interest in the pursuit of exotic state of matter and quantum computation. But in the quantum realm, things are not always what they seem. A study, published ...

8 hours ago
Medical Xpress / How do GLP-1 agonists affect gene expression?

GLP-1s are building a reputation as "wonder drugs." First characterized for their ability to improve insulin release and treat diabetes, the drugs were later found to promote weight loss and improve cardiovascular health. ...

7 hours ago
Medical Xpress / AAOS: GLP-1 receptor agonist use increases five-year risk for osteoporosis

Treatment with glucagon-like peptide-1 receptor agonists (GLP-1 RAs) for type 2 diabetes and obesity is independently associated with a significantly increased five-year risk for osteoporosis, gout, and osteomalacia compared ...

2 hours ago
Phys.org / Water-window X-rays without a synchrotron: How graphite flakes could shrink bioimaging tools

Researchers from Nanyang Technological University, Singapore (NTU Singapore) have found a new way to produce X-rays with wavelengths in what is called the "water window." This new method holds promise in making bioimaging ...

8 hours ago
Phys.org / Data reveal a significant acceleration of global warming since 2015

Global warming has accelerated since 2015, according to a new study by the Potsdam Institute for Climate Impact Research (PIK). After accounting for known natural influences on global temperature, the research team detected ...

13 hours ago
Dialog / Can we observe Earth-like exoplanets from our own planet?

Finding Earth-like planets orbiting sun-like stars and identifying signs of life such as oxygen or water is a major goal in astronomy and a key interest for the public. Addressing this challenge speaks directly to one of ...

9 hours ago