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Medical Xpress / No benefit of heart CT scan in patients with acute chest pain, trial finds
Coronary CT angiography (CTCA) scans do not reduce the risk of heart attacks or cardiac death over three years in patients with acute chest pain whose heart attacks have been excluded, according to the results of a trial ...
Phys.org / Talking to your children about consent and sexual violence can be hard. Here's how to start the conversation
There have been multiple high-profile alleged incidents of sexual violence against women and girls in news headlines this month. Some involve teenage boys.
Medical Xpress / Reducing antibiotic courses by two weeks could be possible in patients with infective endocarditis
A response-tailored strategy reduced antibiotic duration by two weeks without compromising the safety of patients with left-sided infective endocarditis.
Tech Xplore / Life cycle assessment identifies cleaner biodiesel pathways across five feedstocks
To mitigate climate change and limit global warming to within 1.5°C, scaling up global renewable energy capacity is an important goal. However, the transition to clean energy faces significant resource constraints.
Phys.org / Strategic irrigation stress can lift lucerne seed yield and returns
More water does not necessarily produce more alfalfa seed. A five-year trial near Keith, South Australia, found that strategically delaying irrigation until plants showed early signs of leaf drop generally increased seed ...
Medical Xpress / Magic mushrooms in palliative care: Clinicians are keen but ill-equipped
Once relegated to the counterculture, psilocybin—the psychoactive compound in "magic mushrooms"—has been receiving renewed scientific attention. A growing body of research points to its potential for treating depression, ...
Phys.org / Gamma-ray signal could be long awaited evidence for WIMPs
Dark matter is known to make up roughly 85% of all mass in the universe, as evidenced by the way galaxies spin and how galaxy clusters are held together under gravity. Yet despite decades of searching, physicists have never ...
Phys.org / The crisis in cosmology continues: Critical problems in a recent defense of cosmic acceleration
Doubts about the standard model of cosmology are deepening after a new study identified fundamental problems in a recent analysis that defended the conventional view that the universe is currently undergoing accelerated expansion ...
Phys.org / Engineered bacteria offer a new way to accelerate rock weathering for carbon removal
Rock weathering, the breakdown and dissolving of rocks and minerals caused by their exposure to water, air and biological life, is a major regulator of Earth's atmospheric CO2 levels and climate. Throughout Earth's history, ...
Phys.org / Mercury's crust points to deeper, hotter volcanic origins than expected
The evolutionary histories of Earth and Mercury differ fundamentally. The smallest planet, closest to the sun, likely began cooling early on, much like a setting pudding: As early as about 1 billion years after its formation, ...
Phys.org / Will new telescope Roman help reveal long-kept secrets of the universe? Q&A with an expert
On Sunday, Aug. 30, the Nancy Grace Roman Space Telescope is expected to launch from NASA's Kennedy Space Center in Florida. The observatory will join the Hubble Space Telescope, launched in 1990, and the James Webb Space ...
Medical Xpress / Silent artery plaques may appear in one in 13 adults before age 30
Atherosclerosis, the process underlying most cardiovascular diseases, begins long before the first symptoms appear. An international study shows that the disease can already be detected in apparently healthy young adults ...
