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Medical Xpress / Cuba battles chikungunya virus outbreak despite shortages of food, medicine

Cuba has been gripped by an outbreak of the viral disease chikungunya, as it battles shortages of clean water, food, fuel and medicine, during its worst economic crisis in decades.

Phys.org / Who wins and who loses as the US retires the penny

By now, Americans know the strange math of minting: Each penny costs about 4 cents to make. Chances are you have some in a jar, or scattered among pockets, purses and car ashtrays.

Nov 20, 2025 in Other Sciences
Phys.org / Pain research reveals new detail of how synapses strengthen

Researchers from The University of Texas at Dallas' Center for Advanced Pain Studies (CAPS) and their colleagues have made a fundamental discovery about a key mechanism that enables nervous system connections to strengthen.

Nov 20, 2025 in Biology
Phys.org / Using theory and data to create new single atom catalysts for cleaner chlorine production

Chlorine is an essential industrial chemical used in products ranging from disinfectants to plastics. Yet producing chlorine requires the chlorine evolution reaction (CER), a process that consumes a significant amount of ...

Nov 19, 2025 in Chemistry
Phys.org / Scientists map mitochondrial DNA and nuclear mitochondrial DNA segment landscape in Chinese population

Mitochondria generate most of the body's energy. Variations in their genetic material have long been linked to neurological disorders, metabolic syndromes, and cancers. However, most large-scale mitochondrial DNA (mtDNA) ...

Nov 20, 2025 in Biology
Phys.org / Stars forge elements in new, uncharted ways: Experimental physicist discusses the 'i-process'

All around us are elements forged in stars, from the nickel and copper in coins to the gold and silver in jewelry. Scientists have a good understanding of how these elements form: In many cases, a nucleus heavier than iron ...

Nov 18, 2025 in Astronomy & Space
Medical Xpress / Veterans' anxiety and depression rose during, after the pandemic, study finds

Symptoms of anxiety and depression increased among post-9/11 veterans over the course of the COVID-19 pandemic, with persistent disparities tied to race, ethnicity and gender, according to researchers at Penn State.

Nov 20, 2025 in Psychology & Psychiatry
Phys.org / Study sheds new light on reaction dynamics of weakly bound nuclei

Researchers from the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences have reported new experimental results that advance our understanding of reaction dynamics and exotic nuclear structures of weakly ...

Nov 20, 2025 in Physics
Medical Xpress / Psychedelic decriminalization hasn't increased ER visits, study finds

A study published in JAMA Network Open analyzed national hospital admission data from 2016 to 2023 to assess whether decriminalizing psychedelics—such as psilocybin ("magic mushrooms")—has led to more people needing emergency ...

Nov 19, 2025 in Psychology & Psychiatry
Medical Xpress / Uncovering the hidden cellular connections that bridge aging and disease

A Yale research team has created a new imaging technique that reveals the hidden connections between aging, disease, and genetic activity in human cells.

Nov 19, 2025 in Genetics
Phys.org / New cable design mitigates flaws in superconducting wires

When current flows through a wire, it doesn't always have a perfect path. Tiny defects within the wire mean current must travel a more circuitous route, a problem for engineers and manufacturers seeking reliable equipment.

Nov 18, 2025 in Physics
Phys.org / Transformer AI models outperform neural networks in stock market prediction, study shows

Like other sectors of society, artificial intelligence is fundamentally changing how investors, traders and companies make decisions in financial markets. AI models have the ability to analyze massive amounts of data while ...

Nov 20, 2025 in Other Sciences