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Phys.org / Alien world chemistry found inside meteorite that struck New Jersey home

On July 16, 2024, a daytime meteor shook New York City with a sonic boom as it passed just south of the Statue of Liberty. Now, an international team of researchers reports in the journal Science Advances that a short time ...

14 hours ago
Phys.org / Scientists recover sub-Saharan Africa's oldest ancient animal DNA

Ancient DNA can be a powerful tool for helping us reconstruct the long-dead past. Most surviving genetic material comes from the bones and teeth of animals that lived in cold environments, where freezing temperatures help ...

16 hours ago
Medical Xpress / Could vitamin B3 prevent silent thief from stealing vision? New study finds protective effects against glaucoma

Often called the silent thief of sight, glaucoma is a group of eye diseases that gradually damage the optic nerve, often without warning signs. It is linked to increased pressure (ocular hypertension) inside the eye and, ...

19 hours ago
Phys.org / Doughnut‑shaped topology reveals new way to classify knitting, crochet and other textiles

Fabrics are made by repeatedly intertwining yarns into characteristic patterns. Many of their properties, such as stretchiness, arise not only from the material itself but also from how the yarns are arranged and entangled. ...

8 hours ago
Medical Xpress / Virtual tumor predicts response to liver cancer immunotherapy

Using computational tools, researchers from the Johns Hopkins Kimmel Cancer Center and the Johns Hopkins University School of Medicine have developed a method to predict which patients with a primary liver cancer called hepatocellular ...

7 hours ago
Phys.org / Ultraviolet light uncovers the first known juveniles of a mysterious Jurassic fish family

For more than 150 years, fossils of Jurassic fish scattered across Europe's museums were studied and drawn by generations of scientists. However, when a paleontologist decided to shine an ultraviolet light on them, a hidden ...

19 hours ago
Phys.org / Asteroid with unexplained orbital shift turns out to be a 'dark comet'

Typically, astronomers identify comets by their distinct atmospheres, or comae, and their tails, which are created as the sun vaporizes a comet's ice. These features emit a glow when sunlight bounces off dust and water droplets. ...

17 hours ago
Phys.org / Faster quantum computers can learn from their own mistakes

Quantum computers promise to solve problems that would take even the fastest conventional supercomputers a vast amount of time, but the quantum information they store and process is extremely sensitive to even tiny disturbances ...

19 hours ago
Phys.org / Unhoused people and wildlife are increasingly coming into contact. Here's what can be done to protect them

As homelessness increases around the world, more unhoused people are turning to parks and other urban green spaces to seek shelter. However, these places are also home to animals that live in and around urban areas.

9 hours ago
Medical Xpress / More smokers are buying tobacco from illicit sources, new study reveals

Research published in Nicotine & Tobacco Research analyzed repeated cross-sectional survey data from 9,996 participants ages 16 and older who reported currently smoking. It found that while most smokers (76.9%) reported purchasing ...

4 hours ago
Medical Xpress / New optical method reveals early collagen damage invisible in skin scans

An international team led by researchers at Hiroshima University has developed a new way to detect subtle, early-stage changes in human skin collagen before any visible signs of damage appear. The study, published in ACS ...

4 hours ago
Phys.org / GRS 0917+75 is a giant radio galaxy, observations find

European astronomers have conducted optical and radio observations of an enigmatic radio source designated GRS 0917+75. As a result, they found that GRS 0917+75 is a giant radio galaxy and determined its properties. The new ...

18 hours ago