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Medical Xpress / Dementia after age 90: Study clarifies who may be at higher risk

It may seem natural to assume that people experience cognitive decline after age 90, but until recently, researchers had limited evidence about how advanced age affects the brain. This major knowledge gap will need to be ...

1 hour ago
Tech Xplore / Engineered atomic interface opens a new path for atomically thin transistors

For more than 10 years, atomically thin semiconductors have been considered among the most promising alternatives to silicon. Only a single atom thick, these materials possess strong electrical characteristics and could facilitate ...

1 hour ago
Phys.org / Unexpected E. coli response may complicate peptide-based antibiotic combinations

A group of Cornell College students and their professor found surprising results in research on antimicrobial peptides, which are being studied as a method of combating antibiotic resistance. These peptides, part of the innate ...

10 minutes ago
Phys.org / A small molecular module helps time development of C. elegans

For an animal to develop normally, cells must not only become the right types but also do so at the right time. In the worm C. elegans, the protein LIN28 has long been known as an important regulator of this timing: It keeps ...

1 hour ago
Phys.org / Histone acetylation sites reshape DNA condensates, revealing a potential gene-control mechanism

A research team from AIST, the Institute of Science Tokyo, and Ritsumeikan University has demonstrated that the phase behavior of histone–DNA condensates depends on the site of histone acetylation.

30 minutes ago
Medical Xpress / Study points to a link between hypothyroidism and sleep apnea

According to a study conducted in Brazil by researchers at the Federal University of São Paulo (UNIFESP) with participants from the São Paulo Epidemiological Sleep Study (EPISONO 2018), people with hypothyroidism experience ...

1 hour ago
Medical Xpress / Azithromycin shows lower COPD flare-up rates over one year than roflumilast

Multiple treatments are available for chronic obstructive pulmonary disease (COPD), but identifying which regimen best matches an individual patient's needs remains one of the biggest challenges in care. A new study from ...

49 minutes ago
Medical Xpress / When we misread autistic people, it may not be a lack of empathy—it may be a mismatch

For years, autism has often been viewed through the lens of a simple assumption: that autistic people struggle to understand how others feel. However, accumulating research suggests the picture is far more complex. This new ...

29 minutes ago
Phys.org / Runaway supermassive black hole RBH-1 offers new way to reconstruct ancient merger

Black holes are fascinating regions in space where gravity is so strong that nothing, even light, can escape them. The largest known black holes, called supermassive black holes, contain millions to billions of times the ...

2 hours ago
Medical Xpress / Birth order may influence your disease risk later in life, study finds

Whether you are first-born or second-born may be associated with your risk of developing certain diseases, according to a new study published in Nature Health.

2 hours ago
Phys.org / Genomic evidence suggests coral reefs may be rewriting their genetic future in real time

The 2019 heat wave that struck Mo'orea—a volcanic island in French Polynesia—swept through its coral reefs like an invisible wildfire. Colorful, lively corals bleached into ghostly, chalk-white skeletons as soaring ocean ...

1 hour ago
Phys.org / New semiconductor maser operates continuously above room temperature

Lasers have become indispensable in everyday life and research, with applications ranging from data transmission and metrology to manufacturing. Masers, by contrast, have so far found hardly any practical applications.

1 hour ago