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Phys.org / Roots reveal climate adaptation as 284 plant varieties reshape water barrier

Plant roots are far more than simple absorption organs: they can adjust their structure to better cope with water stress. Scientists at the University of Geneva (UNIGE), in collaboration with the University of Lausanne (UNIL), ...

10 hours ago
Medical Xpress / Once-weekly brisk interval walk rivals thrice-weekly for fat loss with the same total workout time

A research team from the School of Public Health at the LKS Faculty of Medicine, the University of Hong Kong (HKUMed), has found that brisk interval walking performed once a week can significantly improve body fat reduction ...

10 hours ago
Medical Xpress / Genes linked to neuronal communication appear altered in immune cells of patients with depression

Neurons and white blood cells differ greatly in shape, function, and location within the body. However, researchers at the University of Sao Paulo (USP) in Brazil discovered that certain genes are equally dysregulated in ...

9 hours ago
Medical Xpress / Rural–urban divide: Neighborhood conditions shape teen smoking

A new University of Michigan study highlights a distinct rural–urban gap in adolescent health. It reports that the link between neighborhood disadvantage and cigarette use appears only in rural areas. Teens in poor rural ...

3 hours ago
Tech Xplore / These optical sensors don't just see—they think fast enough to change surgery, space exploration and more

Imagine a surgical robot that could detect the boundary between a tumor and healthy tissue during an operation; not by sending images offsite for testing, but by quickly analyzing subtle differences fast enough to guide the ...

5 hours ago
Phys.org / Swapping molecular building blocks one by one reveals how receptors tell adrenaline from dopamine

Different receptors respond to different neurotransmitters or hormones, such as adrenaline involved in the fight-or-flight response, or dopamine linked to reward and motivation. Both the receptors themselves and the substances ...

5 hours ago
Tech Xplore / Light-tunable polarization sensor could sharpen self-driving cars and medical scans

A technology that surpasses the limitations of existing sensors, which fail to distinguish between water and asphalt on dark roads, has emerged to enhance the accuracy of autonomous driving and medical diagnostics. A research ...

10 hours ago
Tech Xplore / End-of-life batteries yield next-generation cathode under mild conditions, with 95% reuse

Worcester Polytechnic Institute (WPI) researchers, in collaboration with scientists at Argonne National Laboratory, have developed a new strategy to transform low-value battery waste into a next-generation cathode material ...

10 hours ago
Medical Xpress / Hidden cell 'message route' could shift cancer research

A team at Huntsman Cancer Institute at the University of Utah (the U) has uncovered a previously unrecognized molecular mechanism by which cells send signals to one another—an insight that could help researchers better understand ...

10 hours ago
Phys.org / 'Implosion carving' shrinks 3D photonic devices 2,000-fold for visible-light computing

Using a new technique that can create vacancies at any site across a material and then shrink it to about 1/2,000 of its original volume, MIT researchers have designed nanotechnology devices that could be used for optical ...

12 hours ago
Phys.org / A baby bird's wish list: Mild weather, attentive parents, not being the smallest sibling

Experiences in the first days and weeks of life can have a profound impact on humans—and birds. A new study led by Sage Madden, a graduate student in evolution and ecology at the University of California, Davis, shows how ...

11 hours ago
Medical Xpress / Hantavirus is very different from COVID. Here's why the 'Andes virus' won't cause the next pandemic

For many people, news of a virus outbreak on a cruise ship immediately brings back memories of COVID spreading when the Ruby Princess docked in Sydney in March 2020. Of the passengers and crew who disembarked, 575 had COVID. ...

7 hours ago