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Medical Xpress / Cocaine hijacks a brain circuit that naturally supports flexible behavior

Researchers have identified a brain circuit that normally supports flexible behavior but is recruited by cocaine to drive increasingly rigid and repetitive behavior. Published in the journal Current Biology, the findings ...

2 hours ago
Phys.org / RHIC data reveal intriguing dip in momentum fluctuations in high-density nuclear matter

Scientists using the STAR detector to study particle collisions at the Relativistic Heavy Ion Collider (RHIC) have found an intriguing dip in their data in a relatively unexplored region of the nuclear phase diagram—a map ...

2 hours ago
Phys.org / Is a nearby advanced alien civilization out there waiting to pounce on Earth? Unlikely, says new study

Science fiction suggests that life on other planets, if it exists, is likely far more advanced than life on Earth. A recent study suggests otherwise.

3 hours ago
Phys.org / From swarming bacteria to tissue cells, living matter defies classic physical models of motion

A new study led by researchers from Ben-Gurion University of the Negev (BGU) reveals that living matter violates previously known physical principles of symmetry when cellular flows form and break down collective patterns. ...

1 hour ago
Phys.org / What billiard balls reveal about computers and the limits of prediction

When is a billiard ball not a billiard ball? When mathematicians get involved and view a popular game as a model computer.

5 hours ago
Phys.org / X-ray method predicts anion behavior, opening path to longer-lasting batteries and AI-assisted chemistry

A new way of measuring how materials interact at the atomic level could help scientists develop better-performing, longer-lasting batteries.

2 hours ago
Phys.org / Tiny quantum nanostructures could make AI less of an energy hog

Engineers at the University of Wisconsin–Madison have designed a new type of quantum nanostructure that could enable optical neural networks. This emerging technology has the potential to make artificial intelligence systems, ...

3 hours ago
Tech Xplore / Virtual markers help smartphone cameras reconstruct lifelike multi-person movement, from hugs to martial arts

For decades, the gold standard for capturing human movement and transferring these data into the digital world has required actors to wear suits with physical markers that cameras track in a specialized studio. While accurate, ...

3 hours ago
Phys.org / The mosquito's transition from vegan to bloodsucker explained

Scents govern most key events in the lives of mosquitoes, and there is extensive research on their sense of smell. A new study reveals how a young female mosquito shifts from focusing entirely on nectar to seeking only blood. ...

3 hours ago
Phys.org / AI companions may erode social skills among isolated users, framework suggests

As AI companions become more commonplace, new research from Singapore Management University (SMU) and Duke-NUS Medical School argues that the real question is no longer whether these technologies are beneficial or harmful, ...

1 hour ago
Medical Xpress / Blinatumomab improves event-free survival in children with high-risk B-cell ALL

Blinatumomab is associated with significantly higher event-free survival among children with newly diagnosed high-risk B-cell acute lymphoblastic leukemia (ALL), according to a study published in the Sept. 17 issue of the ...

1 hour ago
Phys.org / Earth's chorus waves show limited link to rapid electron loss from radiation belts

The Van Allen radiation belts are huge, doughnut-shaped regions of highly energetic charged particles trapped by Earth's magnetosphere. These charged particles play a major role in space weather, so studying them is important ...

4 hours ago