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Tech Xplore / AI chatbot teaches AI 'student' to love owls, even after data is scrubbed

Large language models (LLMs) can teach other algorithms unwanted traits, which can persist even when training data has been scrubbed of the original trait, according to new research published in Nature. In one example, a ...

Apr 15, 2026
Medical Xpress / Overlooked ribosomal DNA may help explain human size differences

Ribosomal RNA (rRNA), made from many copies of ribosomal DNA (rDNA), is the core component that powers ribosomes—protein-building machines in our body. It helps build proteins by linking amino acids together, and can also ...

Apr 14, 2026
Phys.org / Forecasting coasts may improve by combining AI, physics, and real-world data

Coastal landscapes are constantly being reshaped by natural forces, and as climate change causes more frequent storms and sea level rise, that change will only intensify. Because these areas are densely populated with homes, ...

Apr 19, 2026
Medical Xpress / Diet tips during cancer treatment

Cancer treatments can take a toll on a person's body. A patient's treatment may cause nausea, changes in appetite, taste and smell, diarrhea, or constipation, making it harder to meet their nutritional needs. Fortunately, ...

Apr 19, 2026
Tech Xplore / China seeks to rein in risks from AI 'digital humans'

After her father died from cancer, Zhang Xinyu had an artificial intelligence avatar made that looks and sounds just like him, part of a growing "digital human" industry that China is moving to govern more tightly.

Apr 19, 2026
Tech Xplore / Transparent cooling film cuts car cabin temperature by 6.1°C without electricity

A transparent radiative cooling film technology that dissipates heat directly to the outside without consuming electricity has been developed to reduce vehicle overheating during summer. The technology was validated through ...

Apr 17, 2026
Phys.org / Volunteers discover rare space weather events using their ears

Our planet rests inside a magnetic cocoon filled with plasma—but it's not always peaceful and quiet. Activity from the sun can send waves through this space, and some of those disturbances can even reach Earth, affecting ...

Apr 17, 2026
Medical Xpress / Giving a voice to vocal fold regeneration—uncovering a new map of stem-like cells

The larynx, also known as the voice box, is home to the vocal folds and is the reason people can talk and sing while manipulating pitch and volume. The vocal folds are covered with mucosa, or mucous membranes.

Apr 19, 2026
Phys.org / Gravity follows Newton and Einstein's rules, even at cosmic scales

Gravity, as most people understand it, is the familiar force that pulls a falling apple toward Earth. But for astronomers and theoretical physicists, it is also a vexing invisible architect that guides the shape and evolution ...

Apr 15, 2026
Phys.org / Quantum bottleneck breaks wide open as one light beam carries 23 secure channels at the same time

A new Bar-Ilan University study points to a major advance in quantum information processing, demonstrating a way to send, manipulate, and measure quantum information across many frequency channels simultaneously, rather than ...

Apr 16, 2026
Tech Xplore / AI 'agent' fever comes with lurking security threats

Artificial intelligence "agents" promise to save users time and energy by automating tasks, but the growing power of systems like OpenClaw is setting cybersecurity experts on edge.

Apr 19, 2026
Phys.org / America's sewage and manure hold a $5.7 billion key to breaking synthetic fertilizer dependence

Nutrients recovered from animal and human waste could drastically reduce synthetic fertilizer use in the U.S., according to a new Cornell University study that takes into account real-world implementation challenges like ...

Apr 15, 2026