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Phys.org / 3D-printed rattlesnake reveals how the rattle is a warning signal

A team of researchers from The University of Texas at El Paso has uncovered new evidence explaining why the rattlesnake's rattle—one of nature's most iconic warning signals—has persisted and proven so effective across ...

Mar 11, 2026
Tech Xplore / Report calls for AI toy safety standards to protect young children

AI-powered toys that "talk" with young children should be more tightly regulated and carry new safety kitemarks, according to a report that warns they are not always developed with children's psychological safety in mind. ...

Mar 12, 2026
Phys.org / The 'croak' conundrum: Parasites complicate love signals in frogs

Across the animal kingdom, sound is more than communication—it's a signal of survival and success. From birds and primates to insects, fish, and amphibians, animals broadcast acoustic "advertisements" to defend territory, ...

Mar 12, 2026
Medical Xpress / Calcium signaling channels regulate neuroinflammation and motivation, research reveals

Northwestern Medicine scientists have discovered how calcium signaling channels in microglia—the primary immune cells of the brain—regulate neuroinflammation and promote the development of behaviors associated with affective ...

Mar 12, 2026
Phys.org / How much do nontargeted analyses really see? A model maps chemical blind spots

In a study published in Analytical Chemistry, researchers from the University of Amsterdam's Van 't Hoff Institute for Molecular Sciences (HIMS) reveal a sobering reality regarding nontargeted chemical analysis. Although ...

Mar 12, 2026
Tech Xplore / AI search robot uses 3D maps and internet knowledge to find lost items

A robot that can locate lost items on command, the latest development at the Technical University of Munich (TUM), combines knowledge from the internet with a spatial map of its surroundings to efficiently find the objects ...

Mar 12, 2026
Medical Xpress / Mobile clinics offer a practical way to improve health care access in maternity care deserts

Only three of the 14 counties in north-central Florida provide full access to obstetric care. Six have low access to care—meaning there are fewer than two hospitals offering obstetric care or birth centers per 10,000 births ...

Mar 14, 2026
Phys.org / A new model defines an upper limit to planetary radiation belt intensity

We all know that stars radiate light and much more. But radiation belts can also surround many other celestial bodies, such as planets. These belts do not generate particles themselves—the belts receive them from nearby ...

Mar 10, 2026
Medical Xpress / Vaping: Emerging harms health systems can't ignore

When e-cigarettes first appeared around 2010, they were hailed as a breakthrough: nicotine delivery without the toxic tar and combustion byproducts of traditional cigarettes. Public health bodies cautiously endorsed them ...

Mar 14, 2026
Medical Xpress / Antibiotics can affect the gut microbiome for several years, study shows

Antibiotic treatments can affect the composition of the community of bacteria living in the gut, known as the gut microbiome, for a long time. A new study shows that certain types of antibiotics can be linked to changes in ...

Mar 11, 2026
Phys.org / Simple 'cocktail' of amino acids dramatically boosts power of mRNA therapies and CRISPR gene editing

Lipid nanoparticles, or LNPs, best known as the delivery vehicle for the COVID-19 mRNA vaccines received by billions of people, are now at the center of a much larger medical revolution. Researchers are racing to use them ...

Mar 11, 2026
Phys.org / Strontium optical clock accurate to within 1 second over 30 billion years

Researchers from the University of Science and Technology of China have achieved a major breakthrough in optical clock technology, developing a strontium optical lattice clock with stability and uncertainty both surpassing ...

Mar 9, 2026