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Phys.org / Giant planets could act as dark matter detectors

Researchers in the U.S. have carried out the most stringent tests to date of the idea that an ultraviolet glow in the atmospheres of giant planets could partly arise through the indirect interaction between dark matter and ...

Jul 17, 2026
Phys.org / Researchers develop methods for breaking down forever chemicals

Researchers at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) have developed two processes—hydrodynamic cavitation and cold atmospheric plasma combined with gas dispersion—to break down per- and polyfluoroalkyl substances ...

Jul 19, 2026
Phys.org / Tooth enamel reveals the origins of African slaves buried on St Helena

In the mid-19th century, the remote island of St. Helena, located about 1,200 miles (1,900 kilometers) off the southwestern coast of Africa, became a receiving point for thousands of enslaved Africans rescued from illegal ...

Jul 17, 2026
Phys.org / Quantum teleportation could reduce photon loss in long-distance communications

Quantum technologies, which leverage the principles of quantum mechanics, have been found to outperform their classical counterparts on specific tasks. Among other things, past studies have highlighted the potential of quantum ...

Jul 16, 2026
Medical Xpress / 2018 to 2024 saw rise in insurance denials for brand-name drugs

Insurance denials of initial attempts to fill brand-name prescription drugs with no generic competitors increased by more than two-thirds from 2018 to 2024, according to a study published online in the Journal of the American ...

Jul 21, 2026
Medical Xpress / Newer obesity drugs linked to fewer alcohol-related hospitalizations for people with alcohol dependence

Use of newer GLP-1 receptor agonists (semaglutide or tirzepatide) for obesity or diabetes among people with alcohol use disorder was associated with a reduction in alcohol-related hospital admissions, according to a study ...

Jul 21, 2026
Phys.org / Most Salt Lake County residents concerned about Great Salt Lake decline

Residents of Salt Lake County, Utah, are highly concerned about the shrinking Great Salt Lake, according to new University of Utah–led research examining local perceptions of the lake's health and its economic and environmental ...

Jul 21, 2026
Phys.org / New evidence redraws Roman conquest's final conflict in ancient Catalonia

Researchers from the UAB have found the remains of a Roman camp linked to the suppression of the Ceretani revolt that took place in Cerdanya in 39 BCE. The research, based on archaeological surveys and the spatial distribution ...

Jul 21, 2026
Phys.org / A new record holder for the world's oldest amber discovered in China

Paleontologists in China have discovered the oldest chemically verified amber ever found, dating to 385 million years ago. That's approximately 140 million years before dinosaurs roamed Earth. The previous record holder was ...

Jul 16, 2026
Phys.org / Study could help event organizers prevent crowd crushes and stampedes

McGill researchers have found that dangerous crowd conditions leading to surges and stampedes may not emerge suddenly but instead develop gradually, as repeated physical contact and pushing accumulate and become synchronized ...

Jul 20, 2026
Medical Xpress / New protein structure reveals cancer signaling mechanism and potential drug target

Malignant melanoma is one of the most dangerous forms of cancer. Around half of melanomas and about 7% of all other cancers carry a mutation in a protein called BRAF. This mutation disrupts the regulation of cell division, ...

Jul 21, 2026
Phys.org / A new stellar census strengthens the case for a 13.8-billion-year-old universe

Astronomers have used the ages of more than 155,000 stars in the Milky Way to independently estimate the age of the universe, and their findings may be good news for the standard cosmological model. The new research was reported ...

Jul 15, 2026