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Phys.org / NASA's oldest astronaut felt the decades melt away in space before returning on his 70th birthday

Fresh from space, NASA's oldest full-time astronaut said Monday that weightlessness made him feel decades younger, with everyday aches and pains vanishing.

Apr 29, 2025 in Astronomy & Space
Phys.org / Amazon launches its first internet satellites to compete against SpaceX's Starlinks

Amazon's first batch of internet satellites rocketed into orbit Monday, the latest entry in the mega constellation market currently dominated by SpaceX's thousands of Starlinks.

Apr 29, 2025 in Astronomy & Space
Medical Xpress / Synovial fluid analysis provides accurate arthritis diagnosis in just 10 minutes

Dr. Ho Sang Jung and his research team from the Advanced Bio and Healthcare Materials Research Division at the Korea Institute of Materials Science (KIMS), in collaboration with Seoul St. Mary's Hospital, have developed a ...

Apr 28, 2025 in Arthritis & Rheumatism
Phys.org / Extreme monsoon changes threaten Bay of Bengal's role as a critical food source

New research involving Rutgers professors has revealed that expected, extreme changes in India's summer monsoon could drastically hamper the Bay of Bengal's ability to support a crucial element of the region's food supply: ...

Apr 28, 2025 in Earth
Phys.org / Genetic secrets of rice pave way for future farming and conservation

A new study, appearing in Nature Genetics and led by researchers at King Abdullah University of Science and Technology (KAUST, Saudi Arabia) and Wageningen University & Research (the Netherlands), provides new insights into ...

Apr 28, 2025 in Biology
Tech Xplore / ChatGPT adds shopping help, intensifying Google rivalry

OpenAI announced Monday that ChatGPT is now helping users find products online, enhancing its challenge to Google amid regulatory pressure on the search giant's market dominance.

Apr 29, 2025 in Business
Phys.org / Scientists improve gravitational wave identification with machine learning

A study published in Physical Review Letters outlines a new approach for extracting information from binary systems by looking at the entire posterior distribution instead of making decisions based on individual parameters.

Apr 22, 2025 in Astronomy & Space
Phys.org / Quantifying social avoidance: Game-based choices reflect real-world relationship patterns and network size

The relationships between different people can change over time, as the result of their life choices, internal or external experiences and various other factors. Some people develop a greater tendency to avoid others in their ...

Apr 23, 2025 in Other Sciences
Medical Xpress / Data collection changes key to understanding maternal mortality trends in the US, study shows

A new study led by researchers at the University of Oxford, published in JAMA Pediatrics, offers fresh insight into trends in maternal mortality in the United States. For the first time, the study disentangles genuine changes ...

Apr 28, 2025 in Obstetrics & gynaecology
Phys.org / Many paths to an angry bird: Female cavity-nesting birds show higher aggression when defending limited nesting sites

"Get off my lawn!" Funny as a meme but maybe scary in real life, this short sentence is synonymous with an elderly man shouting at kids whose bikes have gotten too close to a well-manicured front yard. But it could just as ...

Apr 28, 2025 in Biology
Phys.org / Less-thirsty rice offers hope in drought-stricken Chile

A cold, dry part of Chile might not sound like the best place to grow rice, a famously thirsty grain that thrives in tropical conditions.

Apr 29, 2025 in Biology
Medical Xpress / Natural killer cells remember and effectively target ovarian cancer, researchers discover

Researchers at Karolinska Institutet have uncovered a unique ability of a special subtype of natural killer cells in the immune system, called adaptive NK cells, to remember ovarian tumors and effectively attack them. The ...

Apr 28, 2025 in Oncology & Cancer