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Phys.org / Using peat as sustainable precursor for fuel cell catalyst materials
Iron-nitrogen-carbon catalysts have the potential to replace the more expensive platinum catalysts currently used in fuel cells. This is shown by a study conducted by researchers from the Helmholtz-Zentrum Berlin (HZB), Physikalisch-Technische ...
Medical Xpress / Alternative sweetener sorbitol linked to liver disease
Sweeteners such as aspartame, found in Equal packets, sucralose (Splenda), or sugar alcohols are often seen as healthier alternatives to food with refined sugar (glucose). But that assumption is being challenged with new ...
Phys.org / When substrates dictate the route: Deuterium source reshapes hydrogen isotope exchange pathways
A collaboration between the groups of Professor Mónica H. Pérez-Temprano at the Institute of Chemical Research of Catalonia (ICIQ) and Professor Anat Milo at Ben-Gurion University of the Negev has uncovered how the characteristics ...
Medical Xpress / Bringing AI into the NICU: How algorithms may help infants' eyes, health
When ophthalmologist Emily Cole, MD, steps into the neonatal intensive care unit (NICU) at Children's Hospital Colorado to evaluate an infant's eyes for a disease called retinopathy of prematurity (ROP), it's not uncommon ...
Phys.org / Experimental proof shows quantum world is even stranger than previously thought
The quantum world is famously weird—a single particle can be in two places at once, its properties are undefined until they are measured, and the very act of measuring a quantum system changes everything. But according ...
Medical Xpress / Why the 'gut brain' plays a central role for allergies
An international research team led by scientists from Bern and Charité—Universitätsmedizin Berlin has identified a previously unknown function of the intestinal nervous system.
Medical Xpress / Study reveals unexpected link between dopamine and serotonin in the brain
Researchers at Karolinska Institutet, Columbia University and the University of San Francisco, have uncovered a previously unknown mechanism by which dopamine, a key brain chemical vital for movement and motivation, can affect ...
Tech Xplore / New model measures how AI sycophancy affects chatbot accuracy and rationality
If you've spent any time with ChatGPT or another AI chatbot, you've probably noticed they are intensely, almost overbearingly, agreeable. They apologize, flatter and constantly change their "opinions" to fit yours.
Phys.org / Newly identified fossil fish from England's Jurassic Coast reveals insights into an extinct group
In a study by Dr. Martin Ebert and Dr. Steve Etches published in the Zoological Journal of the Linnean Society, the osteology and systematic position of a new species of fossil fish, Brachyichthys manselii comb. nov. was ...
Phys.org / Recently discovered X-ray transient traced to possible collapsar origin
Using various ground-based and space telescopes, an international team of astronomers has observed a recently discovered fast X-ray transient designated EP 241021a. Results of the multiwavelength observational campaign, published ...
Medical Xpress / Collaborating minds think alike, processing information in similar ways in a shared task, study shows
Whether great minds think alike is up for debate, but the collaborating minds of two people working on a shared task process information alike, according to a study published in PLOS Biology by Denise Moerel and colleagues ...
Tech Xplore / Soft robots harvest ambient heat for self-sustained motion
A warm hand is enough to drive motion in tiny Salmonella-inspired robots that harness molecular-level dynamic bonding.