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Phys.org / Molecular memory: How a mother's age echoes in her offspring's cells

In humans and many other animals, a mother's age can affect the physical and behavioral characteristics of the next generation. Scientists call these changes maternal age effects, and while they are widespread across the ...

Aug 17, 2026
Phys.org / Amber fossil reveals firefly relative with unprecedented antennae

Insects rely on a wide range of strategies to sense their surroundings and communicate with their peers. Fireflies (Lampyridae) and some related beetles are known for their ability to produce visible light through chemical ...

Aug 17, 2026
Phys.org / Shrews exhibit reversible size changes in their skulls and noses to get through the winter

Scientists had previously observed that some species of shrews undergo a form of biological plasticity in which their bodies, skulls, brains and some organs shrink in the winter, then regrow in the spring. Now, a new study ...

Aug 19, 2026
Phys.org / Iron hydride enters an exotic state of matter under Earth's inner-core conditions

Earth's inner core, composed primarily of iron with a small percentage of light elements, may enter a superionic state at extreme pressure and temperature, according to experimental results from researchers at Science Tokyo. ...

Aug 21, 2026
Phys.org / China's solar push linked to bird diversity losses across 2,344 counties

The global push for solar energy expansion could carry hidden biodiversity costs, according to a study on China published in the journal Science on Thursday.

Aug 20, 2026
Phys.org / Stellar spin may explain why repeated black hole flares grow dimmer

At the center of most galaxies lies a supermassive black hole, with a mass millions to billions of times that of our sun and some of the most extreme gravity in the universe.

Aug 21, 2026
Phys.org / Italian scientists bet on octopus to fight crab invasion

From a fishing trawler in the Adriatic, Italian scientists gently release thousands of tiny octopuses in the hope of fighting an invasive crab species that has devastated local fisheries.

Aug 19, 2026
Medical Xpress / Officials warn wildland firefighters about the risks of using a supplement for smoke exposure

Fire and medical officials have issued warnings about a supplement offered to Western wildland firefighters who have been exposed to toxic chemicals while battling some of the country's biggest blazes.

Aug 23, 2026
Medical Xpress / Compound produced after eating pomegranates targets stiff-heart failure pathway, early tests suggest

A compound produced in the body after eating pomegranates improves heart function by up to 80% in a type of heart failure with limited treatment options.

Aug 19, 2026
Phys.org / Twenty years and 7,500 fossils reveal what blurs Earth's marine fossil record

In productive marine environments, a square meter (10.8 square feet) of seafloor can be perforated by hundreds to thousands of isolated and interconnected tunnels through which crawl and writhe a cornucopia of clams, shrimp, ...

Aug 21, 2026
Phys.org / First pair of feeding supermassive black holes found in a Green Pea galaxy

Astronomers have discovered the first confirmed dual active galactic nucleus in a Green Pea galaxy, revealing two supermassive black holes growing at the same time inside a compact, intensely star-forming system. X-ray observations ...

Aug 17, 2026
Medical Xpress / Lung tumor bacteria plus vitamin B2 metabolite may boost immune response to cancer

Bacteria in lung tumors may boost the activation of innate immune cells in the presence of a common vitamin metabolite, according to a preclinical study by researchers from the Johns Hopkins Kimmel Cancer Center and its Bloomberg~Kimmel ...

Aug 20, 2026