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Medical Xpress / Why laughter can trigger sudden muscle weakness in people with narcolepsy
Narcolepsy is a chronic neurological condition characterized by disruptions in the regulation of sleep-wake cycles. People with this condition often experience extreme sleepiness during the day and, in some cases, a sudden ...
Medical Xpress / Engineered human neurons rebuild damaged spinal cord circuits
Spinal cord injuries affect an estimated 15 to 20 million people worldwide, often causing lasting impairments in movement, sensation and independence. Such injuries can be especially devastating when they occur at the level ...
Medical Xpress / Reducing protein intake could support healthy aging by reshaping metabolism
Protein-fortified foods are popping up everywhere, from cereal and coffee to even protein water. But a new review covering more than 350 papers on protein restriction and aging—published July 31 in the journal Cell Press ...
Phys.org / South Korea records its highest-ever temperature of 42.5 C
South Korea registered its highest temperature since records began more than a century ago on Sunday, as authorities warned people to "immediately" stop all outdoor activities in affected areas.
Phys.org / Turning one of the world's most difficult plastics into premium lubricant
Virginia Tech chemist and chemical engineer Guoliang "Greg" Liu and his lab have developed a process that converts the plastic polyvinyl chloride (PVC) into polyalphaolefin, a key component in lubricants such as engine oil. ...
Phys.org / As urban tree shade shrinks, mortality rises
As trees disappear from urban neighborhoods, lives may be lost with them. In a new study, Northwestern University scientists tracked death rates and fluctuations in tree canopy cover across an 11-year period in Chicago. They ...
Tech Xplore / People prefer stories written by AI—especially when told they're written by a human
People gave the highest ratings to AI-generated stories they were told had been written by humans and were unable to tell the difference between human- and AI-created stories, according to new research published in Judgement ...
Phys.org / Backpack lab finds wastewater contamination and drug-resistant bacteria in Galápagos waters
From routine surgeries to cancer treatment, modern medicine depends on drugs that can fight infections caused by microbes such as bacteria, viruses, fungi and parasites. But some microbes are becoming resistant to the drugs ...
Phys.org / Were there tiny dinosaurs? New study explores one of evolution's biggest mysteries
Dinosaurs are famous for being big, from the towering Tyrannosaurus rex to the colossal Apatosaurus. But a new study published today in the journal Evolution by scientists at the American Museum of Natural History and Princeton ...
Phys.org / Women with narcissistic tendencies may struggle with forgiveness
Narcissism is associated with selfishness and other negative traits like a grandiose sense of self-importance, a constant need for admiration and a lack of empathy for others. So it may not be surprising that narcissists ...
Phys.org / A temperature dial for more realistic quantum simulations
Scientists from Rice University in the U.S. have developed a way to precisely tune the temperature inside a trapped-ion simulator. The breakthrough means they will be able to run quantum simulations at precise temperatures ...
Phys.org / How humans process the extraordinary—most report positive long-term effects
One-fourth of people who undergo an extraordinary experience report immediate discomfort, but more than half say the experience caused positive long-term effects, according to a study published Aug. 5, 2026, in the open-access ...