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Tech Xplore / Perovskite solar cells achieve 27.2% efficiency with improved chlorine distribution

In recent years, perovskite has emerged as a promising solution for cheaper, more efficient solar energy. This advanced synthetic material is made from crystals that mimic the naturally occurring crystal perovskite (calcium ...

Nov 17, 2025 in Engineering
Phys.org / ID830 is the most X-ray luminous radio-loud quasar, observations find

An international team of astronomers have employed the Spektr-RG spacecraft and various ground-based telescopes to investigate a distant quasar known as ID830. Results of the new observations, published November 7 on the ...

Nov 17, 2025 in Astronomy & Space
Medical Xpress / Hidden immune cells linked to early type 1 diabetes detected in lymph nodes

Type 1 diabetes (T1D) impacts nearly two million Americans, and by the time most people learn they have it, most of the body's insulin-producing cells are destroyed. Now, pinpointing a hidden group of immune "attack" cells ...

Nov 21, 2025 in Immunology
Medical Xpress / Tracing schizophrenia's origins: Study maps chromatin accessibility in postmortem brain tissue

Schizophrenia is a severe neuropsychiatric disorder characterized by hallucinations, false beliefs about oneself or the world (i.e., delusions), and other disruptions in thought, emotion and perception. Recent genetic studies ...

Nov 17, 2025 in Psychology & Psychiatry
Phys.org / Mercury pollution in marine mammals is increasing, new study finds

In 2017, a new global treaty was meant to bring mercury pollution under control. But three decades of data from UK harbor porpoises show mercury is still increasing, and is linked to a higher risk of dying from infectious ...

Nov 21, 2025 in Biology
Phys.org / Plant breeding discovery could pave way for new crop species

One of the great mysteries in plant biology is how, given the clouds of pollen released by dozens of plant species all at the same time, an individual plant can recognize which particular species' pollen grains will induce ...

Nov 21, 2025 in Biology
Phys.org / Enduring patterns in world's languages: One-third of grammatical 'universals' stand up to rigorous testing

Despite the vast diversity of human languages, specific grammatical patterns appear again and again. A new study reveals that around a third of the long-proposed "linguistic universals"—patterns thought to hold across all ...

Nov 17, 2025 in Other Sciences
Medical Xpress / Doubling up to limit weight gain: Improving diet and exercise together provides the more effective route, study finds

Improving diet and increasing physical activity levels together may be more effective at preventing weight gain—particularly harmful fat inside the abdomen—than just changing one of these behaviors, new research from ...

Nov 21, 2025 in Health
Phys.org / Symmetry simplifies quantum noise analysis, paving way for better error correction

Researchers from the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, and Johns Hopkins University in Baltimore have achieved a breakthrough in quantum noise characterization in quantum systems—a key ...

Nov 21, 2025 in Physics
Phys.org / A new type of lion roar could help protect the iconic big cats

A new study has found African lions produce not one, but two distinct types of roars—a discovery set to transform wildlife monitoring and conservation efforts.

Nov 20, 2025 in Biology
Phys.org / An electric discovery: Pigeons detect magnetic fields through their inner ear

In 1882, the French Naturalist Camille Viguier was among the first to propose the existence of a magnetic sense. His speculation proved correct. Many animals—from bats, to migratory birds and sea turtles use the Earth's ...

Nov 21, 2025 in Biology
Medical Xpress / Stenting reduces stroke risk in people with carotid artery narrowing, study finds

An international study led by Mayo Clinic researchers has found that for people with severe carotid artery narrowing who haven't experienced recent stroke symptoms, a minimally invasive procedure called carotid artery stenting, ...

Nov 21, 2025 in Neuroscience