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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 ...

Aug 5, 2026
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 ...

Aug 5, 2026
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 ...

Jul 31, 2026
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.

Aug 3, 2026
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. ...

Aug 5, 2026
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 ...

Aug 5, 2026
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 ...

Aug 4, 2026
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 ...

Aug 5, 2026
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 ...

Aug 5, 2026
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 ...

Aug 4, 2026
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 ...

Aug 4, 2026
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 ...

Aug 5, 2026