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Medical Xpress / Why some people are more prone to negative emotions than others

Why are some people particularly prone to anxiety, worry or stress, while others remain more composed? An international study led by the Central Institute of Mental Health (CIMH) shows that the amygdala—previously considered ...

2 hours ago
Phys.org / World-first neutron lens brings sharp focus to structures inside materials and objects

Researchers at Paul Scherrer Institute (PSI) have developed the world's first achromatic lens for neutron imaging. The lens overcomes a longstanding obstacle in the field: focusing neutrons of different wavelengths well enough ...

2 hours ago
Medical Xpress / Rapid magnetic brain stimulation eases depression within days, but benefits fade within weeks

Despite decades of advances in mental health care, depression remains one of the world's most disabling conditions. Many people with major depressive disorder (MDD) fail to find lasting relief from antidepressants or psychological ...

6 hours ago
Science X / Ancient asteroid impact may explain Curiosity's first pure sulfur crystals on Mars

The bright yellow sulfur crystals discovered by NASA's Curiosity rover have puzzled scientists because sulfur on Mars is normally associated with mineral formations, not elemental deposits.

7 hours ago
Phys.org / Moderate heat is enough to trigger signs of inflammation and coagulation in dairy cows

Climate change is transforming livestock farming—and at a faster rate than many anticipate. More frequent and intense heat waves place a heavy physiological strain on dairy cows.

1 hour ago
Tech Xplore / Swiss probe Google dropping search choice on Android phones

The Swiss competition authority announced Tuesday that it had opened a preliminary investigation into Google's removal of the "choice screen" feature on Android devices in Switzerland.

1 hour ago
Medical Xpress / How fatigue shapes World Cup interceptions

An interception can last less than a second. A defender reads a pass, steps into its path and reaches the ball before its intended recipient. Yet that brief movement requires the brain to judge speed, distance and direction ...

1 hour ago
Medical Xpress / Real-time biosensor measures pH, glucose and lactate in preserved donor livers

More than 100,000 people in the United States are waiting for a lifesaving organ transplant. For patients who need a liver transplant, determining whether a donor liver is healthy enough to transplant is a critical part of ...

2 hours ago
Phys.org / Onion-like chemical halos may surround phytoplankton that power half of global photosynthesis

The interactions between microscopic algal cells and bacteria in the oceans play a pivotal role in the global carbon cycle. Researchers at ETH Zurich have now taken an important step toward deciphering the chemical language ...

2 hours ago
Phys.org / Two atmospheric patterns may explain why some heat waves in Europe persist

Many parts of Western Europe are currently wilting under a heat wave. These blistering spells can last for a week or more, and although they are common in most summers, it is difficult to predict how long they will last.

3 hours ago
Phys.org / Data-driven tool can find mineral biosignatures on other worlds

A technique for judging whether a common mineral formed through biological activity could aid the search for ancient life on Earth and Mars. Apatite is a ubiquitous phosphate mineral found in terrestrial and extraterrestrial ...

2 hours ago
Medical Xpress / Patient-specific 3D-printed contact lenses in just 20 minutes

A breakthrough combination of new silicone materials and advanced 3D printing technology developed by University of Waterloo researchers could transform how contact lenses are manufactured. The study, "Patient-specific hard ...

2 hours ago