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Phys.org / Binary star population of open cluster NGC 2158 explored with Hubble

Astronomers have analyzed the images collected by the Hubble Space Telescope (HST) to investigate a galactic open cluster known as NGC 2158. Results of the study, published Feb. 25 on the arXiv pre-print server, provide essential ...

12 minutes ago in Astronomy & Space
Medical Xpress / Scientists engineer 'living eye drop' to support corneal healing

University of Pittsburgh School of Medicine researchers have developed an early-stage, experimental "living eye drop" that uses naturally occurring eye bacteria to support corneal wound healing. The proof-of-concept study, ...

32 minutes ago in Immunology
Phys.org / Multifractal patterns across deep time: What measurement density reveals about Earth's history

Much of our understanding of Earth's past is derived from stratigraphic records exposed in rock outcrops or recovered from drilled cores. These records span immense time intervals, from thousands to billions of years, and ...

52 minutes ago in Earth
Medical Xpress / Brain-clearing cells offer clues to slowing Alzheimer's disease progression

Accumulation of the protein tau in the brain is one of the hallmarks of Alzheimer's disease. In a paper published in Cell Press Blue, researchers report a previously unknown mechanism that appears to enable the buildup of ...

32 minutes ago in Neuroscience
Medical Xpress / mRNA therapy restores fertility in genetically infertile mice

Researchers have found that targeted delivery of messenger RNA (mRNA) can restore sperm production and fertility in genetically infertile male mice. The findings, published in Stem Cell Reports, demonstrate that transient ...

32 minutes ago in Medical research
Medical Xpress / Cloaked stem cells evade immune rejection in mice, pointing to a potential universal donor cell line

A study published in Stem Cell Reports demonstrates that genetically engineered human pluripotent stem cells (hPSCs) can overcome immune rejection in mice with humanized immune systems, surviving for five months in a stringent ...

32 minutes ago in Immunology
Phys.org / Introducing the Interplanetary Habitable Zone

Anyone familiar with the search for alien life will have heard of the "Goldilocks Zone" around a star. This is defined as the orbital band where the temperature is just right for liquid water to pool on a rocky planet's surface—a ...

2 minutes ago in Astronomy & Space
Medical Xpress / Choosing to buy organic food depends more on trust than taste—what our new study in the UK and Japan shows

Organic food is often presented as a healthier, greener, or more ethical choice. But when people decide whether to pay extra for organic milk, eggs, or vegetables, something else is going on.

42 minutes ago in
Medical Xpress / GLP‑1 drugs may fight addiction across every major substance, according to a study of 600,000 people

A patient of mine, a veteran who had tried to quit smoking for over a decade, told me that after he started a GLP-1 drug for his diabetes, he lost interest in cigarettes. He didn't use a patch. He didn't set a quit date. ...

52 minutes ago in
Medical Xpress / Study finds telemedicine surge barely changed rural mental health access

During the COVID-19 pandemic, mental health specialists started using telemedicine much more frequently. Despite many benefits, a new study finds that virtual visits did not make it easier for psychiatrists, psychologists ...

32 minutes ago in Psychology & Psychiatry
Tech Xplore / Humanoid robots master parkour and acquire human-like agility

Humanoid robots, robotic systems with a human-like body structure, have the potential of tackling various real-world tasks that are currently being completed by humans. In recent years, many robotics researchers and computer ...

3 hours ago in Technology
Phys.org / New LVK catalog adds 128 gravitational-wave candidates, more than doubling detections

When the densest objects in the universe collide and merge, the violence sets off ripples, in the form of gravitational waves, that reverberate across space and time, over hundreds of millions and even billions of years. ...

1 hour ago in Astronomy & Space