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Phys.org / Sled dog genetic history sheds light on human migration patterns into Greenland

The histories of sled dogs and humans in the Arctic have been intricately linked for thousands of years, so it is no surprise that the migration patterns of these dogs mirror those of humans through the Arctic. Sled dogs ...

9 hours ago in Biology
Phys.org / The KATRIN experiment sets new constraints on general neutrino interactions

Neutrinos are elementary particles that are predicted to be massless by the standard model of particle physics, yet their observed oscillations suggest that they do in fact have a mass, which is very low. A further characteristic ...

11 hours ago in Physics
Phys.org / Antibody mapping chip speeds up vaccine research by revealing hidden binding sites quickly

A new microchip invented by Scripps Research scientists can reveal how a person's antibodies interact with viruses—using just a drop of blood. The technology offers researchers faster, clearer insights that could help accelerate ...

5 hours ago in Biology
Phys.org / Cutting to the core of how 3D structure shapes gene activity

In biology textbooks and beyond, the human genome and DNA therein typically are taught in only one dimension. While it can be helpful for learners to begin with the linear presentation of how stretches of DNA form genes, ...

5 hours ago in Biology
Phys.org / Narcissism and other dark personality traits linked to AI cheating in art universities

In many countries, there is an academic cheating crisis with students misusing artificial intelligence tools like ChatGPT to write essays, dissertations and other assignments. According to new research, certain personality ...

11 hours ago in Other Sciences
Phys.org / Can the Large Hadron Collider snap string theory?

In physics, there are two great pillars of thought that don't quite fit together. The Standard Model of particle physics describes all known fundamental particles and three forces: electromagnetism, the strong nuclear force, ...

17 hours ago in Physics
Medical Xpress / Mathematical model reveals how humans store narrative memories using 'random trees'

Humans can remember various types of information, including facts, dates, events and even intricate narratives. Understanding how meaningful stories are stored in people's memory has been a key objective of many cognitive ...

14 hours ago in Neuroscience
Phys.org / Polymer coating extends half life of MXene-based air quality sensor by 200% and enables regeneration

Cleaning products, candles, cribs, and cosmetics are just a few of the common household items that emit formaldehyde, a colorless, odorless chemical that, when present in the air at levels higher than 0.1 parts per million, ...

7 hours ago in Nanotechnology
Phys.org / Polar vortex patterns explain shifting US winter cold despite warming climate

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, researchers found that two specific patterns in the polar vortex, a swirling mass of cold air high ...

7 hours ago in Earth
Medical Xpress / 'Too much going on': Autistic adults overwhelmed by non-verbal social cues

Imagine having a conversation where every gesture and glance feels like a test. You're juggling eye contact, facial expressions, and tone of voice, all while trying to keep up with the words. You might miss something, or ...

7 hours ago in Psychology & Psychiatry
Medical Xpress / Key brain protein may hold answers for memory loss and neurodegenerative diseases

Scientists have discovered how a key protein helps maintain strong connections between brain cells that are crucial for learning and memory.

7 hours ago in Neuroscience
Medical Xpress / More misfolded proteins than previously known may contribute to Alzheimer's and dementia

For decades, the story of Alzheimer's research has been dominated by a battle between A-beta and tau amyloids, both of which can kill neurons and impact the brain's ability to function. A new study suggests, however, that ...

7 hours ago in Neuroscience