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Medical Xpress / Honey from Australian wildflowers has potent power to kill bacteria

Before antibiotics and antiseptics, healers across ancient Egypt, Greece, and China reached for honey to treat wounds. Archaeological evidence shows humans have been harvesting and collecting honey for thousands of years—and ...

4 hours ago in Health
Tech Xplore / Deepfake songs are exploding, but a new tool shuts them down

Artificial intelligence models can now clone a voice with just a few seconds of audio, fueling a surge of deepfake songs online and creating a growing crisis for musicians who don't want their voices hijacked. Beyond the ...

8 hours ago in Security
Phys.org / Late scientist's notebooks help finish study of rare 55-million-year-old tarpon fossil

Recently-revealed notebooks belonging to a late paleontologist contain the missing information needed to help researchers finish their study of a remarkable fossil discovered nearly three decades ago.

8 hours ago in Biology
Phys.org / Brazilian fossil site yields smallest rhynchosaur fossil ever recorded

A study published in the Journal of Systematic Palaeontology describes the smallest rhynchosaur fossil ever recorded from the Brazilian Triassic, with the reconstructed skull only measuring around 2.5 cm (~1 inch). Additionally, ...

16 hours ago in Biology
Phys.org / BaSi₂-supported nickel catalyst boosts low-temperature hydrogen production

A new catalyst strategy developed at Institute of Science Tokyo uses BaSi2 as a support for nickel and cobalt to decompose ammonia at lower temperatures. By forming unique ternary transition metal–nitrogen–barium intermediates ...

8 hours ago in Chemistry
Phys.org / Tiny flows, big insights: Microfluidics system boosts super-resolution microscopy

Understanding how cells are organized and how their molecular components interact in a coordinated and cooperative manner is a central goal of modern life sciences. To answer these questions, researchers need to observe many ...

8 hours ago in Nanotechnology
Medical Xpress / Ultra-processed foods in preschool years associated with behavioral difficulties in childhood

A team led by researchers at the University of Toronto has found an association between ultra-processed foods in early childhood, and behavioral and emotional development. Specifically, the team found that higher ultra-processed ...

8 hours ago in Psychology & Psychiatry
Phys.org / Prolonged drought linked to instability in key nitrogen-cycling microbes in Connecticut salt marsh

A prolonged drought in southeastern Connecticut reduced the stability of microorganisms responsible for a critical step in the nitrogen cycle in a coastal salt marsh, according to research led by a Connecticut College scientist ...

3 hours ago in Biology
Phys.org / Hidden atomic dichotomy drives superconductivity in ultra-thin compound

Physicists in China have unveiled new clues to the origins of high-temperature superconductivity in an iron-based material just a single unit-cell thick. Led by Qi-Kun Xue and Lili Wang at Tsinghua University, the team's ...

17 hours ago in Physics
Phys.org / The key to attacking 'undruggable' proteins: Transient clustering state reveals a moving target

Intrinsically disordered proteins lack a fixed structure, which is why they have been considered "undruggable" targets for drug development for years. However, these proteins play a key role in numerous diseases—ranging ...

9 hours ago in Biology
Medical Xpress / Pathogen-agnostic testing reveals hidden respiratory threats in negative samples

The COVID-19 pandemic brought the term "Polymerase Chain Reaction testing" into the mainstream. The PCR method is a type of nucleic acid amplification test (NAAT) that detects a pathogen by finding and amplifying components ...

8 hours ago in Medical research
Medical Xpress / Deciding for others can lower confidence in one's own judgments

From the moment we wake to the time we hit the bed at night, we make numerous decisions, some big but mostly small. Although decision-making is a fundamental part of human life, researchers have found that the level of difficulty ...

15 hours ago in Psychology & Psychiatry