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Phys.org / Archaeological study challenges paleo diet, revealing humans have long eaten 'processed plant foods'

Humans evolved over hundreds of thousands of years to be the ultimate flexible eaters—chasing carbohydrates and fats from plant and animal sources alike. A new study in the Journal of Archaeological Research by researchers ...

Dec 2, 2025 in Other Sciences
Phys.org / Increasing plant diversity in agricultural grasslands boosts yields, reducing reliance on fertilizer

Higher plant diversity in agricultural grasslands increases yields with lower inputs of nitrogen fertilizer. That is the headline finding of a landmark, international study led by Trinity College Dublin that paints a promising ...

Dec 4, 2025 in Biology
Medical Xpress / A single shot of HPV vaccine may be enough to fight cervical cancer, study finds

A single HPV vaccination appears just as effective as two doses at preventing the viral infection that causes cervical cancer, researchers reported Wednesday.

Dec 4, 2025 in Oncology & Cancer
Phys.org / AI chatbots can effectively sway voters—in either direction

A short interaction with a chatbot can meaningfully shift a voter's opinion about a presidential candidate or proposed policy in either direction, new Cornell University research finds.

Dec 4, 2025 in Other Sciences
Phys.org / A direct leap into terahertz: Dirac materials enable efficient signal conversion at room temperature

Highspeed Internet, autonomous driving, the Internet of Things: data streams are proliferating at enormous speed. But classic radio technology is reaching its limits: the higher the data rate, the faster the signals need ...

Dec 4, 2025 in Physics
Tech Xplore / Zinc-ion batteries get a boost from protective film that reduces dendrite formation

While burning electric vehicles, exploding e-bikes and melting smartphones no longer make the headlines, the issue of battery safety has yet to be fully resolved. To address this, UBC researchers recently made a crucial breakthrough ...

Dec 4, 2025 in Energy & Green Tech
Phys.org / First evidence of lost-wax casting for silver in Bronze Age Western Europe uncovered

In a recent study, Dr. Linda Boutoille uncovered the first evidence of lost-wax casting of silver objects in Bronze Age Iberia and, to date, Western Europe. Published in the Oxford Journal of Archaeology, the study examines ...

Dec 3, 2025 in Other Sciences
Phys.org / New statistical tools sharpen the search for causal DNA changes in livestock

Researchers at North Carolina State University have developed a new suite of statistical methods that dramatically improves the ability to pinpoint DNA changes responsible for important traits in livestock. The work addresses ...

Dec 4, 2025 in Biology
Phys.org / Catalyst insight may unlock safer, on-demand ozone water disinfection

University of Pittsburgh researchers have made an important step toward providing hospitals and water treatment facilities with a safer, greener alternative to chlorine-based disinfection.

Dec 4, 2025 in Chemistry
Phys.org / Pleasant-sounding words are easier to remember, pseudoword experiment shows

Which words do we find beautiful? And do beautifully sounding words stick better in memory? A new study led by linguist Theresa Matzinger from the University of Vienna suggests that the phonemic composition of words influences ...

Dec 4, 2025 in Other Sciences
Medical Xpress / Breathe in, breathe out: How respiration shapes remembering

First and foremost, we breathe in order to absorb oxygen—but this vital rhythm could also have other functions. Over the past few years, a range of studies have shown that respiration influences neural processes, including ...

Dec 4, 2025 in Psychology & Psychiatry
Tech Xplore / New robotic eyeball could enhance visual perception of embodied AI

Embodied artificial intelligence (AI) systems are robotic agents that rely on machine learning algorithms to sense their surroundings, plan their actions and execute them. A key aspect of these systems are visual perception ...

Dec 3, 2025 in Robotics