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Phys.org / 'Space archaeology' reveals first dynamic history of a giant spiral galaxy
A team of astronomers led by the Center for Astrophysics | Harvard and Smithsonian have for the first time used galactic archaeology, the study of detailed chemical fingerprints in deep space, to trace the history of a galaxy ...
Phys.org / Novel approach allows studying the DNA of otters without disturbing them
Studying endangered animal species without disturbing them and disrupting their natural habitat could be highly advantageous, as it would contribute to their protection and prevent unnecessary stress. Conventional methods ...
Phys.org / An end to the battle between touchscreens and long fingernails is on the horizon
Anybody who has tried to use a smartphone or tablet with long nails knows that there's a learning curve. Rather than effortlessly tapping with a fingertip, you must awkwardly lay the pads of your fingers onto the screen. ...
Phys.org / Ancient sling bullet delivers a 2,100-year-old taunt: 'Learn your lesson!'
For millennia, sling bullets served as a hand-thrown projectile that could be used to fend off enemies. At Hippos, 70 sling bullets made of lead have been recovered over the course of fieldwork and excavation. However, while ...
Phys.org / Pike eat more as water warms, threatening native species
Rising temperatures in a Southcentral Alaska river have led to a hungrier population of invasive northern pike, a trend that could imperil native salmon and other fish species. A University of Alaska Fairbanks-led research ...
Phys.org / Indigenous wisdom can guide Indonesia's efforts to build a sustainable ocean economy
Solutions for a sustainable future can sometimes be found in centuries-old traditions. Indonesia's Blue Economy Roadmap is about driving economic growth through the sustainable use of ocean resources, while protecting marine ...
Phys.org / Fiber-optic sensors reveal how farming destroys soil's natural structure
Soil is often perceived simply as "dirt," but in reality, it is a dynamic, living system that acts as Earth's natural sponge. Unfortunately, common agricultural practices—including deep plowing and the use of heavy machinery—can ...
Medical Xpress / Skin's immune response could be key to fighting dengue
Dengue, a mosquito-borne viral disease, infects an estimated 390 million people and causes around 20,000 deaths worldwide each year. New research suggests the skin is a major site of immune surveillance for dengue. The findings ...
Phys.org / Field-portable assays help scientists study and explore caves
A new study has demonstrated that we now have the tools to study the incredibly complex ecosystems of caves in near real-time with field-portable assays. The study was published in Applied and Environmental Microbiology.
Phys.org / JWST probes emerging young star clusters in nearby spiral galaxy NGC 628
Using the James Webb Space Telescope (JWST), an international team of astronomers has observed a nearby spiral galaxy known as NGC 628. Results of the observational campaign, published March 10 on the arXiv pre-print server, ...
Phys.org / Neutrality can speed up and stabilize collective decisions, new study shows
Trying to persuade people to abandon deeply held views often backfires, leaving groups entrenched and unable to move forward. A new study by researchers at the University of Bath in the UK proposes a strategy that is both ...
Phys.org / Two buried Iron Age hoards reveal first evidence for four-wheeled wagons in Britain
In 2021, a man named Peter Heads made a fascinating discovery while using his metal detector in Melsonby, North Yorkshire in the UK. The find prompted him to contact Tom Moore at the Department of Archaeology at Durham University, ...