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Medical Xpress / Gut-derived bacterial molecule may drive severe liver disease
Researchers at the University of Oslo and Oslo University Hospital, together with international collaborators, have discovered that a small molecule made exclusively by gut bacteria can actively drive disease in the bile ...
Medical Xpress / Six-month community program improves attention and diet scores in older adults
As aging populations drive rising global health care demands, finding scalable ways to prevent cognitive decline has become a public health priority. While intensive clinical trials have shown that multidomain lifestyle interventions ...
Phys.org / Rescue satellite gets close to NASA's doomed telescope, even if it can't save it
A private spacecraft that was supposed to provide a lifeline to NASA's Swift Observatory managed to get close to the sinking telescope and even snap photos two weeks after the rescue was abandoned.
Phys.org / Resin-mounted wallaby teeth reveal rare 1,200-year-old ornaments in Queensland
While sorting through animal bones in a rock shelter in Queensland, Australia, archaeologists came across a tooth where something was "not quite right." Stuck to the tip of its root was a blackish-brown ball of glue-like ...
Medical Xpress / Key path to Alzheimer's-like brain damage starts outside the brain
Immune cells that normally protect the body from damage by attacking foreign or infected cells are found in the brains of patients with Alzheimer's disease and related disorders at much higher levels than in healthy brains. ...
Phys.org / UK and Ireland face greatest risk from rare tropical cyclones reaching Europe
Europe is no stranger to powerful windstorms, but some storms capable of causing serious damage have an unusual origin. Tropical cyclones can occasionally travel north from lower latitudes and reach Europe, where they can ...
Phys.org / Eight-letter DNA alphabet is accurately transcribed by a natural enzyme
All known life on Earth uses the same genetic alphabet, consisting of four letters. Now, researchers at the University of California San Diego have demonstrated that one of biology's most essential enzymes can accurately ...
Phys.org / Spacecraft bound for Mercury begins 'tricky' arrival
After an eight-year journey, a spacecraft carrying European and Japanese probes began the monthslong, high-risk approach to Mercury on Thursday to study the sun-scorched planet.
Medical Xpress / In a third of cases, AI chatbots wrongly reassure sleep apnea patients that their symptoms aren't serious
In a third of cases, AI chatbots wrongly reassure sleep apnea patients that their symptoms are not serious, discouraging them from seeking a referral to a specialist, according to research presented at the European Respiratory ...
Phys.org / Archaea as 'flexitarians': Ammonia-oxidizing microbes also feed on amino acids
Symbiotic ammonia-oxidizing archaea in marine sponges are not strict specialists but true "flexitarians." A team led by microbiologists Bettina Glasl and Katharina Kitzinger from the University of Vienna, in collaboration ...
Phys.org / JWST may solve a 20-year mystery behind a rule-breaking gamma-ray burst
Astronomers may have finally solved the mystery behind a nearly two-decade-old cosmic explosion that seemed to break the rules of physics. The energy output of a powerful gamma-ray burst, GRB 061201, discovered in 2006, did ...
Medical Xpress / Gut bacteria linked to key brain chemicals in first-of-its-kind human study
The neuroactive potential of bacteria living in the human gut is associated with levels of key chemicals in the brain, according to a new study published in Molecular Psychiatry. The research team from the University of Surrey ...