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Phys.org / Yosemite's visitor surge revives concerns dating back 170 years
As the United States celebrates its 250th anniversary this summer, national parks are experiencing record-breaking visitation, with people flocking to enjoy the beauty and tranquility of the great outdoors.
Medical Xpress / How you feel about fast-food brands can predict overall diet quality
A fondness for well-known fast-food and sugar-sweetened beverage brands may be a strong warning sign of a poor overall diet, even among those who rate these brands as unhealthy, a new study suggests.
Medical Xpress / Remote work increases sleep and reduces physical activity—sedentary behavior can increase by 45 minutes
According to a Finnish study, people sleep slightly longer when they work from home. However, they also sit more and are less physically active than on days when they work in the office. The findings are published in the ...
Phys.org / Particle shape and size predict asteroid strength, revealing Bennu's surface is 50 times weaker than ground coffee
In a new Nature Communications study, researchers developed a universal scaling framework for the strength of granular asteroids, showing that their tensile strength can be predicted from the size and shape of their constituent ...
Medical Xpress / New imaging combines light and sound to watch brain oxygen supply in real time
The brain is a black box of densely packed neurons, blood vessels and immune cells, all locked away in a sealed skull. WashU's Song Hu has dedicated his career to unlocking that puzzle box by developing new ways to "see" ...
Phys.org / Unconventional quantum materials could dramatically boost the search for dark matter
For decades, physicists have searched for dark matter, the invisible substance thought to make up roughly 85% of all matter in the universe. Although its gravitational influence shapes galaxies and the large-scale structure ...
Phys.org / One of the oldest known 3D animal fossils found in Norwegian sheep field
One of the oldest known 3D fossils of an animal has been discovered in a sheep field in the Norwegian Arctic, the first new major site of its kind anywhere in Europe in decades.
Phys.org / Some disagreement makes groups more trustworthy, mathematical framework finds
When humans are making decisions, they are known not to rely solely on their own considerations and the evidence available to them. Past behavioral science and psychology studies have shown that people are often also influenced ...
Phys.org / Electrochemical system extracts pure hydrogen from ammonia at substantially lower temperatures
As a liquid that is easily stored and transported, ammonia (NH3) is an attractive carrier for hydrogen, which is used in fuel cells, semiconductor manufacturing, chemical processing and other applications. However, breaking ...
Tech Xplore / The secret knitting society designing blankets and clothing with data
Deep within the underbellies of online forums and social media sites, a global network of passionate knitters, crocheters, sewists and stitchers is quietly pioneering a bespoke form of data visualization, conveying complex ...
Phys.org / Scavenging linked to virus variety in wild birds
The scavenging behavior of many wild birds plays an important role in the type, number and variety of viruses they have, a new University of Otago–Ōtākou Whakaihu Waka-led study has found.
Phys.org / When AI designs the product, consumers have doubts
A new study from Georgia State University's J. Mack Robinson College of Business and the University of South Florida delivers a pointed warning to companies betting on AI to power their product design: The technology may ...