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Medical Xpress / Rejuvenating the blood: New pharmacological strategy targets RhoA in hematopoietic stem cells

Aging is defined as the deterioration of function over time, and it is one of the main risk factors for numerous chronic diseases. Although aging is a complex phenomenon affecting the whole organism, it is proved that the ...

Nov 24, 2025 in Gerontology & Geriatrics
Phys.org / Info to decipher secret message in Kryptos sculpture at CIA headquarters sells for close to $1M

The information needed to decipher the last remaining unsolved secret message embedded within a sculpture at CIA headquarters in Virginia sold at auction for nearly $1 million, the auction house announced Friday.

Nov 22, 2025 in Other Sciences
Medical Xpress / Evaluating the effectiveness of a state-level SNAP incentive program

When Eat Well, Be Well was launched in Rhode Island in January 2024, it was the first program of its kind in the country to offer a financial incentive for those in the Supplemental Nutrition Assistance Program (SNAP) to ...

Nov 25, 2025 in Health
Medical Xpress / Depression tied to immune system imbalance, not just brain chemistry

Major depressive disorder (MDD) is characterized by a lowered mood and loss of interest, contributing not only to difficulties in academic and professional life but also as a major cause of suicide in South Korea. However, ...

Nov 20, 2025 in Psychology & Psychiatry
Medical Xpress / 'Zap-and-freeze' technique successfully used to watch human brain cell communication

Researchers at Johns Hopkins Medicine say they have used a "zap-and-freeze" technology to watch hard-to-see brain cell communications in living brain tissue from mice and humans.

Nov 24, 2025 in Neuroscience
Phys.org / Colleges teach the most valuable career skills when they don't stick narrowly to preprofessional education

Across state legislatures and in Congress, debates are intensifying about the value of funding certain college degree programs—and higher education, more broadly.

Nov 25, 2025 in Other Sciences
Medical Xpress / APOE gene raises delirium risk even without dementia, global analysis reveals

A major genetic risk factor for delirium has been identified in a study that analyzed the DNA of more than 1 million people worldwide.

Nov 24, 2025 in Genetics
Medical Xpress / Current heart attack screening tools fail to identify half the people who are at risk, study shows

Current cardiac screening tools used to prevent heart attacks fail to identify nearly half of the people who are actually at risk of having one, according to a new study led by Mount Sinai researchers.

Nov 21, 2025 in Health
Phys.org / Fern stems reveal secrets of evolution: How constraints in development can lead to new forms

There are few forms of the botanical world as readily identifiable as fern leaves. These often large, lacy fronds lend themselves nicely to watercolor paintings and tricep tattoos alike. Thoreau said it best: "Nature made ...

Nov 25, 2025 in Biology
Medical Xpress / Researchers highlight genetic factors in pediatric brain and spinal cord tumors

Researchers at Children's Hospital of Philadelphia (CHOP) and Children's National Hospital in Washington D.C. are uncovering how rare inherited genetic variants contribute to the development of brain and spinal cord tumors ...

Nov 24, 2025 in Oncology & Cancer
Phys.org / Atoms passing through walls: Quantum tunneling of hydrogen within palladium crystal

At low temperatures, hydrogen atoms move less like particles and more like waves. This characteristic enables quantum tunneling, the passage of an atom through a barrier with a higher potential energy than the energy of the ...

Nov 21, 2025 in Physics
Phys.org / Unlocking the genome's hidden half with new DNA sequencing technology

Cornell researchers have found that a new DNA sequencing technology can be used to study how transposons move within and bind to the genome. Transposons play critical roles in immune response, neurological function and genetic ...

Nov 21, 2025 in Biology