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Medical Xpress / Perfluorooctanesulfonic acid, perfluoroheptanoic acid, mono-iso-nonyl-phthalate can predict lung cancer mortality

A model composed of perfluorooctanesulfonic acid (PFOS), perfluoroheptanoic acid (PFHA), and the plasticizer mono-iso-nonyl-phthalate can predict lung cancer mortality, according to a study published online March 4 in Clinical ...

2 hours ago
Tech Xplore / Wearable thermoelectric technology uses thin films to generate electricity from body heat

Seoul National University College of Engineering has announced that a research team led by Prof. Jeonghun Kwak of the Department of Electrical and Computer Engineering, with co-first authors Dr. Juhyung Park and Dr. Sun Hong ...

9 hours ago
Medical Xpress / Scientists track real-time signaling in T cell activation to show how the immune system defends against threats

T cell activation—the process by which these key immune defenders recognize threats and mobilize against them—depends on exquisitely timed molecular signals. Now researchers have captured one of the earliest moments of ...

17 hours ago
Phys.org / Some 'designer' crossbreed dogs may have more problem behaviors than pure breeds

In a new, survey-based study of three kinds of "designer" crossbreed dogs, cockapoos, cavapoos and labradoodles, all three showed more undesirable behaviors than at least one of their purebred progenitor breeds, with cockapoos ...

4 hours ago
Phys.org / 3D model predicts mosquito flight paths from sight and CO₂ cues

A mosquito finds its target with the help of certain cues in its environment, such as a person's silhouette and the carbon dioxide they exhale. Now researchers at MIT and Georgia Tech have found that these visual and chemical ...

11 hours ago
Phys.org / Satellite data reconstruct 2025 LA fires, showing rapid spread in first day

A severe drought, powerful Santa Ana winds and a not-fully-extinguished brushfire combined to create the most destructive wildfire in the history of Los Angeles in early 2025. The Palisades Fire, which fully ignited on Jan. ...

8 hours ago
Phys.org / California's lead-ammo bans are working, but expanding condor ranges undercut gains

Recent data showing an increase in lead exposure and deaths among critically endangered California condors seems to fly in the face of decades of conservation measures, including bans on lead bullets and public-education ...

11 hours ago
Medical Xpress / How individual brain activity drives collective behavior

People may think of survival as an individual act—every animal (and person) for themselves. But a new study from UCLA suggests that when it comes to facing hardship together, social groups may function more like a unified ...

9 hours ago
Tech Xplore / 55% of U.S. teens have used AI to create sexualized images, survey finds

In a survey study of U.S. teens, more than half (55.3%) reported that they had created at least one image using nudification tools, which use generative artificial intelligence (GenAI) to show what an individual may look ...

11 hours ago
Phys.org / How young galaxies grew magnetic fields faster than expected

How fast can a galaxy build ordered magnetic fields spanning thousands of light-years? Existing theories say several billion years, but observations of galaxies in our universe imply shorter timescales. In a study published ...

12 hours ago
Medical Xpress / A neuron pair in fruit flies that makes life or death decisions

For the fruit fly, a sense of taste is critical to whether it thrives or dies. The little winged creature has taste organs in its mouthpiece as well as throughout its body, including its legs, abdomen and wing margins. When ...

10 hours ago
Phys.org / Mental health policy is emerging as a key voting issue for Americans, study suggests

A new University of Missouri study suggests mental health policies can play a significant role in how Americans choose political candidates. Past scholarly research has found that most Americans say they support mental health ...

11 hours ago