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Phys.org / Ancient stardust grains were seeds for the earliest solids in the solar system

How did the first solids that made up planets, moons and asteroids form from the "hot soup" that characterized our solar system's earliest years? New research from Caltech analyzing pieces of a meteorite has found that, just ...

Jul 30, 2026
Phys.org / Ancient Chinese seeds spanning 5,000 years train AI to ease archaeology's specialist bottleneck

Ancient plant seeds provide important archaeological evidence for studying the evolution of human civilization. Lingnan University and Shandong University have jointly developed the world's first artificial intelligence (AI) ...

Jul 30, 2026
Phys.org / Ancient smallpox genomes reveal how European colonization brought the disease to the Americas

Researchers from Trinity College Dublin have recovered and analyzed the first ancient smallpox virus genomes ever identified in the Americas, providing the strongest direct evidence to date that the disease was introduced ...

Jul 30, 2026
Phys.org / Revisiting a forest experiment that lay forgotten for 30 years

What's the best way to manage a forest? Australians have argued about this for decades. The debate is often framed as binary: Do we protect forests entirely, or harvest trees to support local economies and communities?

Jul 31, 2026
Phys.org / Strengthening El Nino 'adding fuel to a planet already on fire': UN chief

A strengthening El Niño that could shatter all-time records is "adding fuel to a planet already on fire" and pushing the world into "uncharted territory," U.N. Secretary-General Antonio Guterres warned Friday.

Aug 1, 2026
Phys.org / Female birds have shorter lifespans than male birds across 35 North American species, researchers find

Birds have a lot to do in their short lives: defend territories, build nests, raise chicks and feed themselves. But the toll of these activities may be greater for female birds than for male birds. A new study by UCLA ornithologists ...

Jul 30, 2026
Medical Xpress / Immune navigation system discovery could lead to better treatments for chronic inflammation

A scientific collaboration between the University of Bath (UK) and the UMass Chan Medical School (U.S.) has determined how a specific type of white blood cell—neutrophils—moves through the body.

Jul 30, 2026
Phys.org / Ice Age artists carved thumbnail-size bird figurines from mammoth ivory 40,000 years ago

Excavations at Hohle Fels Cave in the UNESCO World Heritage area of the Swabian Jura in southwestern Germany have again yielded two spectacular 40,000-year-old depictions of birds carved from mammoth ivory. The two figurines ...

Jul 29, 2026
Phys.org / The oceans near Australia may be the best places to fertilize for removing carbon dioxide

Deploying ocean iron fertilization—a strategy for carbon dioxide capture—in higher latitudes rather than near the equator could reduce environmental impacts while still achieving removal of carbon dioxide from the atmosphere, ...

Jul 29, 2026
Phys.org / Scientists solve mystery of how muscle cells grow and stay healthy

In a study published in Nature Communications biophysicists unravel the mystery of how muscles form at the molecular level and maintain their function. The findings may help design treatments for muscle diseases such as dilated ...

Jul 30, 2026
Tech Xplore / Muscle radar unlocks potential for future robotic limbs

University of Queensland researchers have developed new noninvasive sensors that measure muscle forces, unlocking new possibilities for wearable robotic mobility devices. Ultra-wideband radar sensors measure electromagnetic ...

Jul 30, 2026
Phys.org / An entire world of fungi nearly a third of a mile underground could affect carbon storage estimates

Hundreds of feet below Earth's surface, rocks and water teem with fungi and support complex ecosystems of tiny organisms, according to a University of Michigan study that finds fungi are far more abundant deep underground ...

Jul 29, 2026