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Phys.org / Does dark energy really exist? Our work identifies cracks in the foundations of today's cosmological model
According to current understanding, the universe is expanding—and is doing so at an accelerating rate. This is believed to be caused by something called the cosmological constant, which was first proposed by Albert Einstein ...
Phys.org / In Kyushu's decorated tombs, humans were never meant to be individuals
When you first step into Japan's Kyushu tombs, the first thing you notice is nothing at all. "When you enter, you're engulfed by darkness; you can smell earth and stone, and you have the sensation of being enclosed …," said ...
Medical Xpress / Soft outlet placed beneath the skin could help recharge implanted devices
Implanted medical devices are instruments placed surgically in the body. Many are battery-powered or can be wirelessly recharged. While they can be lifesavers, they are not without problems. They can run out of battery power, ...
Medical Xpress / Exceptional memory in 80s defies simple Alzheimer's genetic risk explanation
Many people assume that some memory decline is an inevitable consequence of getting older. But a select group of older adults, known as "SuperAgers," reach their 80s and 90s while retaining memory performance as good as or ...
Phys.org / Scientists warn of potential global marine invasive species event linked to idle ships in the Strait of Hormuz
New research from an international team of 24 marine scientists, led by the University of Maryland Center for Environmental Science (UMCES) and including the Woods Hole Oceanographic Institution (WHOI), cautions that thousands ...
Medical Xpress / Can AI chatbots make mental health worse? Study identifies five risky patterns
The use of generative AI has become so widespread that ChatGPT is gradually becoming a verb, much like Google and Photoshop. Hundreds of millions of people now use large language model (LLM)-based chatbots for advice on personal, ...
Medical Xpress / A single RSV shot emerges as a promising new shield for infants at risk of severe disease
Viral infections that attack the lungs are among the leading reasons infants are hospitalized. A new treatment may offer protection against these infections that is as effective and safe as existing options but requires far ...
Science X / GenAI: Cognitive crutch or scaffold? Two offloading styles, two mental outcomes
It was in the year 2022 when students and working individuals began making use of generative AI tools such as ChatGPT for writing their essays or solving problems. The convenience of obtaining coherent text or some other ...
Phys.org / Australian cave discovery shows grass was burned for magic, cures and curses for 25,000 years
The GunaiKurnai, an Australian Aboriginal nation, are the acknowledged traditional custodians of Gippsland and the southern Victorian Alps. Within their territory are caves known from 19th-century ethnographic reports and ...
Tech Xplore / Elephant-inspired cement tiles cool buildings without electricity
Inspired by the cracked, water-trapping skin of elephants, Penn researchers have developed a low-cost cement tile that cools buildings by capturing and slowly evaporating water—turning a structural flaw into a climate solution.
Medical Xpress / Frequent cannabis users wake with higher cortisol levels, study finds
Research suggests people who often use cannabis start their day with higher cortisol levels than people who don't, indicating a relationship between frequent cannabis use and a possible dysregulation of the body's daily stress ...
Phys.org / Genome tool places large genetic sequences precisely in rice and tobacco without DNA breaks
Researchers at King Abdullah University of Science and Technology (KAUST) have developed a new way to add large pieces of genetic information to plants, overcoming a challenge that has limited plant biotechnology for decades. ...
