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Medical Xpress / Engineered CAR-NK cells appear more 'attack-ready'

Researchers at the Ribeirao Preto Blood Center and the Center for Cell-Based Therapy (CTC) conducted a study using the NK-92 cell line to test new models of chimeric antigen receptors (CARs) with specific costimulatory domains, ...

Feb 20, 2026 in Immunology
Phys.org / Ten new insights in climate science

Each year, the world's leading climate scientists evaluate the most critical evidence on how our planet is changing. Their assessments draw heavily on data from Earth-observing satellites—and the latest report delivers ...

Feb 19, 2026 in Earth
Phys.org / Study of 65,000 college students links 16 hours a week on social media to higher loneliness

More than half of college students are lonely—and those who use social media the most are particularly likely to feel isolated, a study of tens of thousands of 18 to 24-year-olds in the US shows. Just 16 hours a week—two ...

Feb 16, 2026 in Other Sciences
Phys.org / Tropical forests generate rainfall worth billions, study finds

Tropical forests help to generate vast amounts of rainfall each year, adding weight to arguments for protecting them as water and climate pressures increase, say researchers. A new study led by the University of Leeds has ...

Feb 17, 2026 in Earth
Tech Xplore / Laughter reveals how we use AI at home

Voice assistants such as Alexa are often marketed as smart tools that streamline everyday life. But once the technology moves into people's homes, interest quickly fades. This is shown by new research in which laughter is ...

Feb 18, 2026 in Consumer & Gadgets
Phys.org / Why hikers need a backup for the maps on their phones

Four of five Norwegians use digital maps when they are in the outdoors. In just a few years, our mobile phones have gone from being a practical navigation aid to a virtual compass in your backpack. The more we rely on digital ...

Feb 20, 2026 in Other Sciences
Phys.org / Offshore wind farms change ocean current patterns, simulations show

By 2050, offshore wind power capacity in the North Sea is set to increase more than tenfold. Researchers at the Helmholtz Center Hereon have analyzed the long-term overall impact of this large number of wind farms on the ...

Feb 16, 2026 in Earth
Medical Xpress / Colorectal screening boosts early diagnoses in first two years, randomized trial suggests

More cases of colorectal cancer are detected at an early stage with screening. This is according to new research based on data from over 278,000 60-year-olds, who were randomly selected to undergo one of two interventions ...

Feb 20, 2026 in Gastroenterology
Phys.org / Amazon rainforest flipped to carbon source during 2023 extreme drought, study shows

The Amazon rainforest is of crucial importance to the Earth's ecosystem, given its capacity to store substantial amounts of carbon in its vegetation. In 2023, the region experienced unusually high temperatures, reaching 1.5°C ...

Feb 16, 2026 in Earth
Medical Xpress / Study finds tirzepatide cuts alcohol intake by more than half in rodents

For the first time, researchers show that tirzepatide—the active ingredient in the diabetes and weight-loss drug Mounjaro—reduces alcohol intake as well as relapse-like behaviors in rats and mice. The findings are considered ...

Feb 20, 2026 in Addiction
Phys.org / Horses with over 30 minutes of REM sleep show better persistence in learning tasks

Just as for humans, sufficient sleep supports learning and coping for horses. A recent study at the University of Helsinki indicates that short periods of REM sleep impair horses' perseverance and performance in demanding ...

Feb 17, 2026 in Biology
Medical Xpress / Why it's funnier when you're not allowed to laugh

I don't think I've ever laughed harder than during a church service, when something faintly ridiculous caught my eye. My friend saw it too, and once she started laughing, it became impossible to stop. Years later I've tried ...

Feb 20, 2026 in Psychology & Psychiatry