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Phys.org / 3D-printed rattlesnake reveals how the rattle is a warning signal

A team of researchers from The University of Texas at El Paso has uncovered new evidence explaining why the rattlesnake's rattle—one of nature's most iconic warning signals—has persisted and proven so effective across ...

14 hours ago
Phys.org / Climate extremes hinder early development in young birds, research shows

New research from the University of Oxford shows that cold snaps and heavy rain can stunt growth and reduce survival prospects in UK great tit nestlings. However, breeding earlier within a season appears to buffer against ...

14 hours ago
Phys.org / Trouble swallowing? A nanogel tweak may keep therapeutic stem cells alive longer

Swallowing is a fundamental human function that supports nutrition and communication. Damage to swallowing muscles can reduce quality of life and even lead to aspiration pneumonia or malnutrition. Many patients suffer from ...

14 hours ago
Phys.org / The Rubin Observatory's LSST will detect imminent impactors before they crash into Earth

The Vera Rubin Observatory (VRO) has barely begun observations and is already wowing us. Images like its Cosmic Treasure Chest have us anticipating even more cosmic glory. And when the observatory sent out 800,000 alerts ...

8 hours ago
Phys.org / North Sea 'lost world' had habitable forests during the last Ice Age, study shows

Forests were growing on the now-submerged landmass of Doggerland thousands of years earlier than previously believed, according to a major new sedimentary ancient DNA (sedaDNA) study led by the University of Warwick. The ...

15 hours ago
Phys.org / Biodegradable nanoparticles can seek and destroy diseased immune cells

Johns Hopkins Medicine scientists say they have developed a simplified version of biodegradable nanoparticles that can "educate" the immune system to find and destroy disease-causing cells throughout the body. The study, ...

14 hours ago
Phys.org / What primate faces reveal about empathy: Humans mirror emotions across species

Humans perceive emotional expressions displayed by non-human primates and spontaneously mimic these expressions, according to a study published in the open-access journal PLOS One by Ursula Hess from Humboldt University of ...

14 hours ago
Medical Xpress / Genetic testing plays role in identifying malignant hyperthermia risk

Genetic testing can play an important role in identifying patients at risk for malignant hyperthermia (MH), guided by answering three simple screening questions, according to an article published online March 10 in Anesthesiology.

7 hours ago
Phys.org / Still standing but mostly dead: Recovery of dying coral reef in Moorea stalls

In April 2019, a marine heat wave struck a coral reef on the island of Moorea in French Polynesia, killing much of the coral and the beneficial algae that colonized it. This "bleaching" event reduced live coral populations ...

14 hours ago
Medical Xpress / Active ingredient of Viagra can help treat rare genetic disease

Sildenafil—an active ingredient also marketed under the name of Viagra—improves symptoms in patients with Leigh syndrome. This has now been reported in the journal Cell by researchers at Charité—Universitätsmedizin ...

13 hours ago
Tech Xplore / AI assistants can sway writers' attitudes, even when they're watching for bias, experiments indicate

Artificial intelligence-powered writing tools such as autocomplete suggestions can definitely change the way people express themselves, but can they also change how they think? Cornell Tech researchers think so.

14 hours ago
Medical Xpress / Inflammation-related protein changes could predict cognitive impairment after stroke

Researchers at The University of Manchester have found that tracking changes in a protein linked to inflammation (interleukin-6) after a stroke could help identify people at risk of later memory and thinking problems (also ...

7 hours ago