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Phys.org / Australian scavengers don't just eat everything and slink away. They approach a carcass like a buffet

When scientists talk about scavengers, you might imagine an animal sniffing out or stumbling across a carcass, eating as much as possible and slinking away.

9 hours ago
Phys.org / Electrical sliding switches graphene between magnetic states

In a discovery that could offer a new way to control quantum properties in two-dimensional materials, researchers at Cornell have found that electrically sliding the layers of ultrathin graphene can switch the material between ...

12 hours ago
Phys.org / Red-sensitive pigments in mantis shrimp eyes act as reversible light switches

With about 30 visual pigments, compared to just three in humans, mantis shrimp possess a visual system that remains a mystery. Researchers from ULiège and Humboldt University in Berlin have, for the first time, analyzed these ...

11 hours ago
Medical Xpress / Wearing headphones during surgery may reduce nausea and vomiting afterward

Patients who wore noise-canceling headphones during minimally invasive gynecological surgery were significantly less likely to experience postoperative nausea and vomiting (PONV), suggest findings from a randomized clinical ...

5 hours ago
Medical Xpress / Exercise is good for us—but why?

To understand what goes wrong in the body, scientists must first know what right looks like. Salk Institute researchers are building a scientific reference, piece by piece, for what makes a body healthy. Their latest effort ...

11 hours ago
Phys.org / Popular song lyrics express less emotion over time, analysis of 38K+ songs finds

New research from Michigan State University finds that popular music has gradually become less explicit about emotion and relationships—both across generations of artists and within artists' careers.

12 hours ago
Medical Xpress / Language barriers may affect access to standard treatment for headaches after epidurals for new moms

New mothers with limited English proficiency are less likely to receive the standard treatment for painful and debilitating headaches that can occur if the membrane surrounding the spinal cord is accidentally punctured during ...

5 hours ago
Tech Xplore / One AI model, trillions of variants: Breaking mass attacks on voice assistants

Imagine sitting in your home, listening to what you think is a run-of-the-mill advertisement or perhaps a piece of music you enjoy. But while you hum along, that audio file is sending a secret, malicious audio message—imperceptible ...

12 hours ago
Phys.org / During El Niño, a perfect storm of weather systems could spell disaster for the Great Barrier Reef

The strong El Niño currently under way in the Pacific Ocean raises the specter of marine heat waves and coral bleaching once again threatening Australia's iconic Great Barrier Reef. And now new research has revealed the complex ...

13 hours ago
Tech Xplore / Team develops embodied robotic arm 'EmArm' with human-like touch sensing

A research team at The Hong Kong University of Science and Technology (HKUST) has developed an Embodied Sensorimotor Robotic Arm (EmArm) capable of whole-arm tactile sensing and adaptive manipulation. By embedding a soft ...

13 hours ago
Phys.org / Optical imaging links altered metabolism and oxygen use in Alzheimer's disease

Alzheimer's disease is best known for its effects on memory and cognition, but the disease also involves changes in how brain cells produce and use energy. Mitochondria, the structures that supply much of a cell's energy, ...

15 hours ago
Medical Xpress / Brain injury care guidelines for first responders released

Over 50 experts—clinicians, researchers, policymakers, first responders and representatives from agencies that employ and advocate for them—have reached consensus on the first recommendations for the recognition, diagnosis ...

7 hours ago