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Phys.org / The longest GRB ever detected is an intriguing puzzle

Gamma-ray bursts (GRB) are some of the most perplexing phenomena in nature. Even though astronomers have detected about 15,000 of them, with a new one each day, they're still mysterious. They're the most luminous, energetic ...

Dec 10, 2025 in Astronomy & Space
Medical Xpress / £13m NHS bill for 'mismanagement' of menstrual bleeds

A UK study has revealed that acute heavy menstrual bleeding (HMB) is placing a significant hidden burden on the NHS, with around £13 million spent annually on hospital admissions and post-discharge care.

Dec 10, 2025 in Obstetrics & gynaecology
Phys.org / Archaeologists use lasers to locate ancient settlements and artifacts on Greek Islands

A group of scientists are studying the Cyclades, an island group in Greece's Aegean Sea, looking for signs of early human activity. They are using technology such as laser scanning and magnetometry, which may be more effective ...

Dec 8, 2025 in Other Sciences
Tech Xplore / Driverless taxis are heading to the UK, but it's still not clear who to blame when something goes wrong

Driverless taxis are a bit like buses. You wait ages for one, and then a fleet arrives all at once. The US firms Waymo and Uber have both said their vehicles will be on the streets of London in 2026.

Dec 10, 2025 in Business
Phys.org / Q&A: Why self-appraisals may not be best way to judge job performance

Companies often rely on annual employee reviews to determine who gets promoted, who gets a raise, and who are the best candidates for layoffs. But research has shown the process can be influenced by factors other than job ...

Dec 10, 2025 in Other Sciences
Phys.org / Simplified lab process produces potent nerve-blocking molecules found in shellfish

Chemists have long been fascinated and frustrated by saxitoxin: a molecule that causes temporary paralysis by blocking the electrical signals that nerve cells (neurons) use to activate muscle, and which accumulates in shellfish ...

Dec 9, 2025 in Biology
Phys.org / Melatonin wakes up plants, stimulating growth and boosting stress tolerance

In an interesting turn of botanical events, University of Houston engineers report that while melatonin keeps us asleep, it wakes up plants, helping them grow.

Dec 9, 2025 in Biology
Phys.org / Viruses help drive carbon cycling in deep-sea ecosystems, study reveals

A research team led by Prof. Sun Chaomin from the Institute of Oceanology of the Chinese Academy of Sciences (IOCAS) has unveiled the crucial role of viruses in deep-sea carbon cycling and microbial community structure. Their ...

Dec 9, 2025 in Biology
Medical Xpress / Controlled laboratory study finds no evidence of stress or brain activity changes related to 5G exposure

A new GOLIAT study led by researchers from INERIS reports no measurable biological effects of short-term exposure to 5G signals on either stress responses or brain electrical activity in healthy adults.

Dec 10, 2025 in Health
Tech Xplore / Data-driven framework predicts electric vehicle range with improved real-world accuracy

"Range anxiety" remains one of the major issues of electric vehicles (EVs). Most of the existing range prediction technologies rely on simulated conditions or limited datasets, making it difficult to accurately capture variations ...

Dec 10, 2025 in Energy & Green Tech
Medical Xpress / Human 'mini-noses' help explain why RSV infections are more severe in children than in adults

An infection with respiratory syncytial virus (RSV) typically affects infants much harder than adults. While adults usually experience RSV as a mild cold, infants can develop more severe conditions, including life-threatening ...

Medical Xpress / Mini brains, big questions: Science is racing ahead of ethics

In a little over ten years, organoid models—miniature, lab-grown clusters of cells that imitate real organs—have transformed how we study human development and disease while accelerating drug discovery. As a bonus, they've ...

Dec 10, 2025 in Medical research