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Phys.org / Companies see up to 700% return on political investments

The COVID-19 pandemic introduced uncertainty, fear, and an unparalleled economic shock, resulting in the most extensive government stimulus package—totaling $2.9 trillion—in U.S. history. According to a new study, those ...

Feb 28, 2026 in Other Sciences
Medical Xpress / U.S. medical care is improving, but cost and health differ depending on disease

Over two decades, medical care improvements have increased health spans in the U.S. by 1.3 years and medical spending by $234,000 per person over their lifetime—or about $182,000 per additional healthy year of life gained—when ...

Feb 28, 2026 in Medical economics
Medical Xpress / Cognitive speed training linked to lower dementia incidence up to 20 years later

Adults age 65 and older who completed five to six weeks of cognitive speed training—in this case, speed of processing training, which helps people quickly find visual information on a computer screen and handle increasingly ...

Tech Xplore / New roadmap for evaluating AI morality proposed

Large language models (LLMs) are dealing with an increasing amount of morally sensitive information as people turn to them for medical advice, companionship and therapy. However, they are not exactly known for possessing ...

Feb 23, 2026 in Computer Sciences
Phys.org / Physicists develop new method to measure universe's expansion rate

We have known for several decades that the universe is expanding. Scientists use multiple techniques to measure the present-day expansion rate of the universe, known as the Hubble constant. These methods are internally consistent ...

Feb 24, 2026 in Astronomy & Space
Medical Xpress / Novel delivery method bypasses blood-brain barrier to treat ALS symptoms

A researcher at the University of Missouri has made a promising breakthrough in the quest to help people with amyotrophic lateral sclerosis (ALS), the neurodegenerative disorder commonly known as Lou Gehrig's disease. In ...

Feb 26, 2026 in Neuroscience
Phys.org / Wildfire smoke linked to rise in violent assaults, 11-year study finds

A new study spanning 11 years of data has revealed a clear link between wildfire smoke pollution and an increase in violent assaults in Seattle. These findings represent the first direct causal evidence that short-term exposure ...

Feb 26, 2026 in Earth
Medical Xpress / Shoulder scans in most people above 40 show rotator cuff abnormalities, pain or not

Shoulder pain is the third most common musculoskeletal complaint seen by doctors, affecting approximately 18–31% of the global population each month. Up to 85% of these cases are due to problems with the rotator cuff (RC)—the ...

Feb 23, 2026 in Radiology & Imaging
Phys.org / Endangered giant clam feeding strategies could determine species' future survival

Giant clams (Tridacna gigas), members of the family Tridacnidae and among the most striking inhabitants of tropical coral reefs, are being driven toward extinction. Over-harvesting for jewelry, the aquarium trade, and food, ...

Feb 26, 2026 in Biology
Medical Xpress / New atlas maps how aging reshapes cells across the entire mammalian body

As we age with each passing year, we become more susceptible to chronic diseases like cancer, heart disease, and dementia. Scientists have long focused on fighting these conditions one at a time. Recently, however, many have ...

Feb 26, 2026 in Gerontology & Geriatrics
Phys.org / Webb examines 'Exposed Cranium' nebula

Two heads are better than one in the latest images from NASA's James Webb Space Telescope, which reveal new detail in a mysterious, little-studied nebula surrounding a dying star. Nebula PMR 1 is a cloud of gas and dust that ...

Feb 25, 2026 in Astronomy & Space
Medical Xpress / Rare genetic variant protects against malaria-causing parasite by making red blood cells bigger

Scientists have found that a special component in some people's blood provides them with natural protection against malaria. A recent study has demonstrated that a genetic variant named rs112233623-T reduces the activity ...

Feb 23, 2026 in Immunology