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Medical Xpress / Night owls eat later, choose less nutritious food, carry more belly fat and show higher metabolic risk
For generations, early to bed and early to rise was seen as the blueprint for a healthy life, and any departure from it was often considered unhealthy. Scientists, however, have discovered that whether someone is an early ...
Phys.org / Wildfire smoke from Canada and Minnesota pushes farther into the US and engulfs DC in haze
Millions of people in the Great Lakes, Northeast and Mid-Atlantic states muddled through another day of unhealthy air from uncontrolled wildfires on Friday.
Tech Xplore / New catalyst could enable safer electrolyzers for clean hydrogen production
Hydrogen could serve as a clean alternative to fossil fuels because, when used as a fuel, it produces water vapor instead of carbon dioxide (CO2). This cleaner fuel has proved particularly promising for the creation of so-called ...
Medical Xpress / Seven-year study finds non-surgical valve replacement holds up as well as open-heart surgery
The incidence of cardiovascular disease is rising across the globe, with more than 28 million people worldwide living with heart valve disease. Each year in the United States alone, surgeons perform approximately 106,000 ...
Phys.org / Astronomers find nearby planets to be small, strange, and utterly uninhabitable
Scientists have painted the most detailed portrait yet of the planetary system orbiting Barnard's Star—the sun's closest neighbor after Alpha Centauri, just under six light-years from Earth.
Medical Xpress / Cut the number of choices you make each day. Your brain will thank you
Jeans that fit perfectly. The ideal Netflix show for a Tuesday night. Your one and only soulmate. Modern life promises that with enough options, you will happily find the best of everything.
Medical Xpress / Are you listening to me? Well, kinda… Research shows people can track more than one conversation at once
Ever wondered how some people seem able to keep up with the conversation they're having while also noticing what's being said across the room? New research suggests this ability isn't simply good hearing but may reflect the ...
Medical Xpress / Sweeteners slow growth of important gut bacteria in lab tests
Cambridge researchers have shown how commonly used sweeteners slow the growth of certain gut bacteria. One sweetener in particular—isosteviol—when combined with the antidepressant duloxetine, significantly impaired two important ...
Medical Xpress / Immune therapy for Alzheimer's takes a step forward: Phase I trial reports positive results
Dozens of research teams around the world are working to halt, treat and even prevent Alzheimer's disease, which silently develops in the brain for more than a decade before symptoms appear. Although recent years have brought ...
Phys.org / Self‑building molecular rings bring next‑generation drug delivery and smart materials closer
Rotaxanes are dumbbell-shaped mechanically interlocked molecules in which one or more ring-shaped molecules are threaded through a linear segment, known as the axle. To keep the ring from sliding off, two bulky groups, sometimes ...
Phys.org / Driving the speed limit could slash fuel use and emissions at the cost of only 54 extra seconds a day
Speeding in your car to work, to pick up your children from school, or go from one errand to the next not only wastes money in gas and sends harmful emissions into the air, it barely saves you time, new research says.
Phys.org / Braided, exotic particles could build reliable, universal quantum computers
A truly useful quantum computer must be able to run any algorithm, with the same versatility an ordinary laptop offers. Physicists have now shown a new way to give a quantum computer exactly that flexibility, harnessing the ...