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Tech Xplore / Chemical hardness engineering boosts perovskite tandem efficiency to 30.3%
All-perovskite tandem solar cells are promising candidates for next-generation photovoltaics, as they harvest sunlight more efficiently than single-junction devices and can be fabricated through low-temperature solution processing. ...
Medical Xpress / One overlooked detail in cancer genomes is rewriting which mutations really matter
It's a fundamental principle of science: Correlation does not equal causation. Every cancer cell has genetic mutations, but not all of those mutations necessarily drive the cancer.
Science X / Huge tsunami in popular area for Alaskan cruises provides lessons in steep, mountainous terrain
When part of a mountain in southeast Alaska slid into the ocean last summer, it triggered the second highest tsunami ever recorded. That tsunami ran 481 meters—one-and-a-half times the height of the Eiffel Tower—up the wall ...
Medical Xpress / Oral small-molecule GLP-1 drugs penetrate deep into the brain to suppress cravings
A study has found that an emerging class of GLP-1 weight-loss drugs suppresses eating for pleasure, or hedonic feeding, in mice by modulating a reward circuit deep within the brain. This newly charted pathway—separate from ...
Medical Xpress / AI screening tool gives pathologists 'spatial super vision' to detect hidden cancer
QIMR Berghofer scientists have developed an AI screening tool that harnesses the power of cutting-edge spatial biology analysis to give pathologists "super vision" to detect hidden genetic markers of cancer in standard patient ...
Tech Xplore / Planning for hydrogen under geopolitical uncertainty
Many hydrogen strategies for energy-intensive industries do not adequately address geopolitical risks. Instead, they often assume stable trading relationships and reliable alliances—assumptions which are increasingly questionable ...
Medical Xpress / Can peptide injections help people recover from injuries? Here's what you need to know
It's tough to avoid the current hype about the health benefits of injecting peptides. Although these substances—essentially, synthetic bits of protein in solution—have long made the rounds in the fitness world, their popularity ...
Phys.org / Drones match farm planning effectiveness of more expensive tech, study finds
Environmental scientists and water resource managers need precise, high-resolution maps to reveal areas that farmers should avoid when planting crops, to limit polluting waters with phosphorus from fertilizer or manure. Making ...
Phys.org / Three billion years ago, Earth's life relied on a rare metal
A collaborative team of scientists has discovered that life on Earth over three billion years ago relied on the metal molybdenum, which was incredibly scarce in the environment at the time. The study, published in Nature ...
Phys.org / 'Atomic snapshots' of proofreading enzyme could lead to better COVID-19 drugs
The closest-ever detailed look at a key enzyme inside the virus that causes COVID-19 could lead to more effective treatment of the disease. Nucleotide analogs are a common type of antiviral medication that mimic the genetic ...
Tech Xplore / Is Richard Dawkins right about Claude? No—but it's not surprising AI chatbots feel conscious to us
In recent days, evolutionary biologist Richard Dawkins wrote an op-ed suggesting AI chatbot Claude may be conscious.
Medical Xpress / Blood test reveals nine tumor cell 'neighborhoods' tied to immunotherapy outcomes
A simple blood test can reveal the geographic relationships among healthy cells surrounding a cancerous tumor, researchers at Stanford Medicine and the Mayo Clinic have found. The test is the first noninvasive way to study ...