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Phys.org / Quantum Cheshire Cat effect may be explained by standard quantum mechanics

(Phys.org)—"A grin without a cat" is how Lewis Carroll describes the Cheshire Cat's mysterious way of disappearing while leaving its grin behind in his 1865 classic, Alice in Wonderland. The fanciful character raises a ...

Jun 8, 2015 in Physics
Phys.org / Officials suspect bird flu after 12 swans die at Orlando's Lake Eola

A dozen of the iconic swans that live in the heart of downtown Orlando, Florida, have died in recent days of an unknown cause, leading officials to suspect that bird flu is to blame.

Dec 29, 2025 in Biology
Phys.org / How a new diet of penguins is changing puma behavior and social lives in Patagonia

Penguins in the coastal steppes of Argentina have a new enemy to worry about: the increasing numbers of pumas in Monte León National Park (MLNP). These powerful mountain cats were once on the brink of disappearing from this ...

Dec 17, 2025 in Biology
Phys.org / What Renaissance readers left behind in haircare books

What if the pages of an old book could tell us who touched them, what medicines they made, and even how their bodies responded to treatment?

Dec 28, 2025 in Other Sciences
Tech Xplore / Lowering barriers to explainable AI: Control technique for LLMs reduces resource demands by over 90%

Large language models (LLMs) such as GPT and Llama are driving exceptional innovations in AI, but research aimed at improving their explainability and reliability is constrained by massive resource requirements for examining ...

Dec 23, 2025 in Software
Tech Xplore / California crypto company accused of illegally inflating Katy Perry NFTs and fraud

Four years ago, California startup Theta Labs' cryptocurrency was soaring, and its future appeared bright when it landed a partnership with pop star Katy Perry.

Dec 29, 2025 in Business
Medical Xpress / Understanding childhood obesity: Causes, treatments and how to reduce stigma

While childhood obesity has become more common in recent years, this is a condition that is about more than just weight.

Dec 30, 2025 in Overweight & Obesity
Medical Xpress / Prescribing of some controlled medications has decreased in youth over past two decades

In the past two decades, there were decreases in prescribing of some controlled medications to adolescents and young adults, according to a study published online Dec. 15 in Drug and Alcohol Dependence.

Dec 30, 2025 in Medications
Medical Xpress / What loving-kindness meditation is and how to practice it in the new year

A popular New Year's resolution is to take up meditation—specifically mindfulness meditation. This is a healthy choice.

Dec 30, 2025 in Psychology & Psychiatry
Phys.org / What's powering these mysterious, bright blue cosmic flashes? Astronomers find a clue

Among the more puzzling cosmic phenomena discovered over the past few decades are brief and very bright flashes of blue and ultraviolet light that gradually fade away, leaving behind faint X-ray and radio emissions. With ...

Dec 16, 2025 in Astronomy & Space
Medical Xpress / Tirzepatide noninferior to dulaglutide for CV outcomes in type 2 diabetes

Tirzepatide is noninferior to dulaglutide with respect to a composite of death from cardiovascular (CV) causes, myocardial infarction, or stroke among patients with type 2 diabetes and atherosclerotic CV disease, according ...

Dec 30, 2025 in Medications
Phys.org / International report reveals atmospheric impact of Hunga eruption

An international assessment report has been released to provide definitive statements on the atmospheric impacts from a huge volcanic eruption in 2022.

Dec 18, 2025 in Earth