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Phys.org / Decoding of one of nature's largest enzymes reveals electron flow behind biological methane production
A research team at Marburg University has investigated one of the largest enzyme complexes found in nature to date and deciphered its remarkable structure. Under the supervision of Dr. Jan Schuller, Ph.D. student Sophia Paul ...
Phys.org / Indigenous peoples in the Amazon face massive cultural and ecological loss due to climate change
The Amazon region, Earth's most important ecosystem, is home to more than 400 Indigenous groups that use thousands of rainforest plant species. They pass on their knowledge of the flora primarily through oral tradition, usually ...
Phys.org / Block-by-block AI maps uncover real urban air temperatures across 380 U.S. cities
Cities are often described as "heat islands," with media reports warning that some neighborhoods can be 20° F (7° C) hotter than others. But those temperatures are often based on satellite data rather than the conditions ...
Phys.org / New deep-sea measurements show how the ocean floor forms
The first-known direct observations of a seafloor spreading event at a mid-ocean ridge in the Indian Ocean are presented in Nature. The observations offer insight into how new oceanic crust is created.
Medical Xpress / Chlorhexidine blend wipes out 99.9% of Candida parapsilosis cells in lab tests
A 0.5% alcohol-based chlorhexidine antiseptic, combined with the natural organic compounds eugenol and menthol, can eliminate 99.9% of Candida parapsilosis cells. This fungus is one of the leading causes of infections in ...
Medical Xpress / In São Paulo, Brazil, the expansion of bike lanes and parks encourages residents to cycle more
According to a study that analyzed the behavior of 1,500 São Paulo residents between 2014 and 2024, the implementation of new bike lanes, parks and other public facilities in the Brazilian city has encouraged transportation-related ...
Phys.org / Nine out of 10 Brazilian cities have experienced climate-related disasters over the past three decades
Extreme weather events are becoming increasingly frequent and severe. The El Niño predicted for 2026–2027 is one such event. These events have caused environmental, economic and social impacts in Brazil, requiring specific ...
Medical Xpress / Chromatin hubs help decide whether T cells fight chronic threats or fail
Chronic and viral infections can literally exhaust certain key cells in the immune system from a constant barrage of attacks. But a new pair of papers by scientists at the Hackensack Meridian Center for Discovery and Innovation ...
Phys.org / Brown howler monkeys rest more on long, hot days and when feeding on leaves
The daily movements of brown howler monkeys (Alouatta guariba) in the forest are determined by an interplay of environmental, behavioral and social factors. This is one of the conclusions of a study conducted in Brazil and ...
Medical Xpress / AI-guided CRISPR uncovers oxytocin receptor as unexpected psoriasis drug target
Biohub researchers have performed what they believe is the first genome-wide CRISPR study of primary human adult skin cells, then used an AI model to mine the results for overlooked drug targets for psoriasis. They found ...
Medical Xpress / Portable PS-OCT scanner could reveal donor liver health without biopsy
Each year, thousands of patients in the United States wait for a liver transplant, while transplant teams must make rapid, difficult decisions about whether donor organs are suitable for use. Many of those livers, particularly ...
Medical Xpress / New model reveals how disability caregiving reshapes parents' lives over decades
Researchers are sounding the alarm on the long-term impact of caring for children with developmental disabilities in the absence of proper societal supports across the life course. A new conceptual study, published in the ...