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Phys.org / Snails get stressed: Invertebrate model sheds light on biological basis of anxiety

Anxiety, the psychological and physiological state characterized by an anticipation of potential threats and a heightened sense of vigilance, is regularly experienced by many humans worldwide. Research suggests that anxiety ...

9 hours ago in Biology
Phys.org / Astronomers detect five young stars in the Chamaeleon cloud complex

Using the Australia Telescope Compact Array (ATCA), astronomers have performed large-scale radio observations of a star-forming region known as the Chamaeleon cloud complex. The observational campaign, which detected five ...

8 hours ago in Astronomy & Space
Medical Xpress / AI-assisted technique offers effective and painless breast imaging alternative

A Caltech-led team has developed a safe, effective, and painless breast imaging technique that incorporates machine learning to help differentiate between suspicious and healthy tissue. The method has now been tested on patients ...

4 hours ago in Radiology & Imaging
Phys.org / Firms raise bar after missing target: Study shows strategic use of overestimated earnings targets

When companies miss their earnings targets, one might expect them to lower expectations and rebuild investor trust slowly. However, many do the opposite. They announced even higher goals for the next period.

2 hours ago in Other Sciences
Medical Xpress / AI model spots gastric cancer on routine CT scans with high accuracy, outperforming radiologists

A collaboration of leading Chinese research institutions has developed an artificial intelligence-based method called GRAPE, demonstrating high accuracy in detecting gastric cancer from routine noncontrast CT scans.

8 hours ago in Radiology & Imaging
Phys.org / Webb refines Bullet Cluster mass and maps dark matter distribution

NASA's James Webb Space Telescope recently zeroed in on the Bullet Cluster—delivering highly detailed images that show a greater abundance of extremely faint and distant galaxies than ever before. Using Webb's crisp near-infrared ...

5 hours ago in Astronomy & Space
Medical Xpress / Anti-inflammatory drug coating could improve body's tolerance to neural prosthetics

An international research team, including scientists from the Institut de Neurociències at the Universitat Autònoma de Barcelona (UAB), has developed a new solution to reduce the immune response triggered by neural prosthetics ...

2 hours ago in Neuroscience
Medical Xpress / No evidence that medications trigger microscopic colitis in older adults

Microscopic colitis (MC) is a chronic inflammatory bowel disease that severely reduces quality of life. MC is responsible for over 30% of all chronic diarrhea cases in people over 65 years of age, and its prevalence is rising ...

2 hours ago in Medications
Medical Xpress / How a common metabolite worsens inflammatory bowel disease

Northwestern Medicine investigators have identified a surprising culprit in the progression of inflammatory bowel disease: a naturally occurring metabolic compound in the gut, according to a study published in Nature Immunology.

5 hours ago in Immunology
Tech Xplore / Using generative AI to help robots jump higher and land safely

Diffusion models like OpenAI's DALL-E are becoming increasingly useful in helping brainstorm new designs. Humans can prompt these systems to generate an image, create a video, or refine a blueprint, and come back with ideas ...

5 hours ago in Robotics
Phys.org / Mathematical approach makes uncertainty in AI quantifiable

How reliable is artificial intelligence, really? An interdisciplinary research team at TU Wien has developed a method that allows for the exact calculation of how reliably a neural network operates within a defined input ...

6 hours ago in Other Sciences
Medical Xpress / AI models could spot pancreatic cancer at an early stage and predict prognosis

Oncologists utilizing artificial intelligence (AI) in their tests to spot pancreatic cancer at an early stage can also gain an overall picture of how the deadly disease is bound to develop, scientists from the University ...

2 hours ago in Oncology & Cancer