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Medical Xpress / A poorly 'cleaned' brain may increase the risk of psychosis

How can the onset of psychotic symptoms characteristic of schizophrenia be explained? Despite their major and often irreversible impact on intellectual abilities and autonomy, the biological mechanisms that precede their ...

13 hours ago
Tech Xplore / AI gets a D: ChatGPT struggles with scientific true-or-false, study shows

Again and again, Washington State University professor Mesut Cicek and his colleagues fed hypotheses from scientific papers into ChatGPT and asked it to determine whether the statements had been upheld by research—whether ...

13 hours ago
Phys.org / Photonics and nanotech could spot cancer signals 5 to 8 years earlier

Timing is critical in diagnosing diseases such as cancer. Researchers within The Grainger College of Engineering at the University of Illinois Urbana-Champaign used a historically underappreciated tiny powerhouse to detect ...

15 hours ago
Phys.org / Satellite mapping reveals recent and large-scale habitat changes across the Southern Ocean's seascapes

New research reveals that changes following the recent and dramatic decline in Antarctic sea ice could help a low-nutritional species prosper, with major ramifications for food webs and biogeochemical cycles. The findings ...

8 hours ago
Medical Xpress / Experimental oral therapy PrimeC shows safety and signals of clinical benefit in ALS

In a phase 2b clinical trial, an investigational oral therapy called PrimeC was found to be safe and well tolerated in people living with amyotrophic lateral sclerosis (ALS), with exploratory findings suggesting target engagement ...

12 hours ago
Phys.org / Not just spin—electron orbitals can provide new method for controlling magnetism

Research is actively underway to develop a "dream memory" that can reduce heat generation in smartphones and laptops while delivering faster performance and lower power consumption. Korean researchers propose a new possibility ...

6 hours ago
Phys.org / To protect Artemis II Astronauts, NASA experts keep their eyes on the sun

As four astronauts travel around the moon on NASA's Artemis II mission, they will venture beyond Earth's protective magnetic field. The crew's spacecraft, Orion, will carry and protect them as they journey into deep space ...

7 hours ago
Medical Xpress / Young vapers don't discuss health risks

Vaping remains prevalent among Australian adolescents and young adults, despite increasing evidence of associated health risks and evolving regulatory restrictions. While some youth acknowledge potential harms, many continue ...

3 hours ago
Phys.org / Structural modeling reveals phage proteins that manipulate bacterial immune signaling

The genomes of phages—viruses that infect bacteria—are largely composed of "dark matter": genes that encode proteins whose functions remain unknown. Less than four years ago, a team led by Prof. Rotem Sorek at the Weizmann ...

6 hours ago
Phys.org / Personal change thresholds may explain why popular policies fail to spread

Why do widely supported solutions to major problems, such as climate change, so often struggle to gain real traction? A new study suggests that part of the answer lies in understanding why people resist change, and how the ...

6 hours ago
Medical Xpress / New genetic risk score better predicts diabetes, obesity and downstream complications

Type 2 diabetes (T2D) and obesity are metabolic conditions with many causes, including overlapping and distinct genetic features. A polygenic risk score (PRS) can capture multiple genetic risk factors to provide an estimate ...

12 hours ago
Phys.org / Location of reforestation projects has greater effect on climate than number of trees planted, study shows

In the fight against the climate crisis, countries are pinning great hope in reforestation projects. In a new study, ETH Zurich researchers show that the location in which reforestation is taking place is usually more important ...

6 hours ago