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Phys.org / Climate change could dramatically reduce water flowing from the West's headwaters
The small mountain streams that feed many of the West's rivers may face a much drier future. A new study led by NAU researchers found that groundwater-fed streamflow, known as base flow, has been steadily declining across ...
Phys.org / Supergene solves evolutionary puzzle of mirror-image flowers
The left-right asymmetry of South African butterfly lilies (genus Wachendorfia) has been regarded as a classic evolutionary puzzle for more than a century. Due to the mirror-image arrangement of the floral parts, the plants ...
Phys.org / Why some nitrogen-processing enzymes are more efficient than others
Nitrogen gas is abundant in Earth's atmosphere, but most living organisms can't readily use it. Only a subset of microbes with enzymes known as nitrogenases can break nitrogen gas apart and convert it into ammonia.
Phys.org / Rideshare launches boost regional GDP and flexible jobs, study finds
Ride-hailing has become a routine part of urban life in the United States, but its broader economic impacts have been difficult to measure. As Uber and Lyft expanded across hundreds of cities over the past decade, they promised ...
Phys.org / Smart sensor identifies present molecules by remembering the past
Most sensors are designed to do only one thing: detect what passes through them. But what if a sensor could do more? To create a new generation of technology, researchers have looked to living systems for inspiration. If ...
Medical Xpress / Scientists restore lost protein to reverse lung disease in preclinical models
Researchers at the Fralin Biomedical Research Institute at VTC have identified a natural protective protein that maintains healthy lung blood vessels. Increasing the expression of this protein in preclinical models of pulmonary ...
Tech Xplore / Existing power grids draw data centers to cities, study finds
When people picture a data center, they often imagine something remote: a huge warehouse humming quietly far from the city. New research from NYU Tandon School of Engineering shows that assumption is largely wrong.
Phys.org / AI use mirrors student schedules in study of 77,000 online learners
How do students actually use AI learning assistants? A new research paper by IU International University of Applied Sciences provides the first robust answers to this question. For the study "Using AI-based Learning Assistants ...
Phys.org / Mom or not, caring for babies changes the brain
Freeman Hrabowski Scholar Bianca Jones Marlin studies how caregiving takes shape in the brain and how some biological adaptations are passed to the next generation.
Medical Xpress / Experimental treatment significantly slows progression of a fatal brain disease in women during clinical trial
Researchers at Tel Aviv University have presented new findings indicating that the experimental drug Davunetide may significantly slow the progression of progressive supranuclear palsy (PSP) in women, who exhibited a markedly ...
Phys.org / Pine bark and sponge compounds could counter drug-resistant malaria and babesiosis
As parasites become increasingly resistant to existing drugs, researchers at the University of California, Riverside, are working to develop a new generation of treatments for two serious infectious diseases: malaria and ...
Medical Xpress / Deadly brain tumors show vulnerability to new sound wave approach
In a promising sign for the potential of focused sound waves to improve care for brain tumors, UVA Health researchers have determined that tumors called gliomas may be even more receptive to targeted drug delivery than normal ...