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Phys.org / Alternative to BPA passes toxicity and sustainability standards set by EU innovation guidelines

Polyester and a host of other plastic products could potentially be manufactured with non-toxic and sustainable BPA alternatives identified in a multidisciplinary study published in Nature Sustainability by researchers in ...

Dec 4, 2025 in Chemistry
Phys.org / E-waste recycling in Ghana exposes workers to toxic pollution and health risks

A University of Michigan study has found that people in Ghana and across the Global South who recycle electronic waste face a difficult paradox: earning livelihoods to ensure survival comes at the cost of severe long-term ...

Dec 4, 2025 in Earth
Phys.org / Camera traps snap nearly three times more images of endangered Sumatran tigers than before

Destroyed habitats, poaching, and prey depletion have dramatically reduced tiger habitats around the world. Today, tigers occupy just 5–10% of their historical habitats. But on the Indonesian island of Sumatra, an important ...

Dec 4, 2025 in Biology
Medical Xpress / Childhood instability accelerates women's sexual strategies, study suggests

California State University, Sacramento, researchers traced how disordered childhood social worlds in women connected to faster life history traits and greater mating effort, with those traits explaining 22.2% of the association ...

Dec 2, 2025 in Psychology & Psychiatry
Phys.org / Chlorine and potassium found in supernova remnant at unexpectedly high levels

"Why are we here?" is humanity's most fundamental and persistent question. Tracing the origins of the elements is a direct attempt to answer this at its deepest level. We know many elements are created inside stars and supernovae, ...

Dec 4, 2025 in Astronomy & Space
Phys.org / Sugars, 'gum,' stardust found in NASA's asteroid Bennu samples

The asteroid Bennu continues to provide new clues to scientists' biggest questions about the formation of the early solar system and the origins of life. As part of the ongoing study of pristine samples delivered to Earth ...

Dec 2, 2025 in Astronomy & Space
Tech Xplore / A smarter way for large language models to think about hard problems

To make large language models (LLMs) more accurate when answering harder questions, researchers can let the model spend more time thinking about potential solutions.

Dec 4, 2025 in Computer Sciences
Tech Xplore / Digital twin system cuts idle device power use and reduces energy waste

Adopting digital twin technology to manage the power consumption of idle devices could save organizations thousands of pounds a year and help reduce their carbon footprint, new research suggests.

Dec 5, 2025 in Energy & Green Tech
Medical Xpress / Machine learning reveals how disordered protein regions contribute to cancer-causing condensates

Fusion oncoproteins arise when a gene fuses with another gene and acquires new abilities. Such abilities can include the formation of biomolecular condensates, "droplets" of concentrated proteins, DNA or RNA.

Dec 4, 2025 in Oncology & Cancer
Phys.org / Magnetism switching in antiferromagnets: Two distinct mechanisms successfully visualized

A research team led by Ryo Shimano of the University of Tokyo has successfully visualized two distinct mechanisms through which up and down spins, inherent properties of electrons, switch in an antiferromagnet, a material ...

Dec 4, 2025 in Physics
Phys.org / How cells change their minds and save their work in progress

All cells need to sense and respond to their environment, to know when to activate genes, build proteins, and carry out their basic functions. One of the most well-studied cellular responses is how they react during times ...

Dec 4, 2025 in Biology
Phys.org / Atomic switches bring molecular electronics closer to reality

Silver-based atomic switches that create stable electrical connections between individual molecules and electrodes have been developed by researchers from Japan, addressing a key challenge in wiring molecular electronics. ...

Dec 4, 2025 in Nanotechnology