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Medical Xpress / Common midlife vascular risk factors may cut dementia-free life by up to 13 years
A new study, published in Neurology Open Access, shows an association between three common vascular risk factors and the amount of dementia-free time people experience after age 55. The study hints that dementia is not inevitable ...
Medical Xpress / Researchers help identify new Ebola variant and potential treatment
When the World Health Organization declared an Ebola outbreak in Uganda and the Democratic Republic of the Congo (DRC) a Public Health Emergency of International Concern in May, scientists around the world mobilized to help. ...
Phys.org / Songbirds may have developed sharper senses to de-husk seeds
Songbirds, birds belonging to the Passeriformes order, are best known for their ability to produce complex musical sounds. Yet some songbird species also have another remarkable skill: They can easily remove the tough layer ...
Medical Xpress / Ketamine triggers morning cortisol surge tied to fewer suicidal thoughts—but the link remains uncertain
In 1970, ketamine was approved as an anesthetic. It works by blocking receptors in the brain. Suicidal tendencies are among the dangers that accompany severe depression. Doctors have found that a low dose of ketamine, much ...
Phys.org / Western Europe experienced hottest June-July on record: EU monitor
Western Europe experienced its hottest June–July on record as climate change fuels a historic summer of heat, drought and wildfires across the region, the EU's global warming monitor said Monday.
Medical Xpress / Falling folic acid supplement uptake threatens progress on children's health, experts warn
Declining use of folic acid supplements before pregnancy is undermining progress in preventing serious birth defects, health experts say.
Phys.org / Two-qubit entangling gate flags its own errors as detectable photon losses
Quantum errors are a normal part of quantum computing because fragile physical qubits (the tiny components storing data) can easily break down because of environmental noise, like heat, stray signals or microscopic vibrations. ...
Medical Xpress / How early-life stress leaves a 'scar' inside brain cells
Experiencing severe stress during childhood can make a person more vulnerable to anxiety, depression and other mood disorders when faced with hardships as an adult. Researchers at Washington University School of Medicine ...
Phys.org / Runaway supermassive black hole RBH-1 offers new way to reconstruct ancient merger
Black holes are fascinating regions in space where gravity is so strong that nothing, even light, can escape them. The largest known black holes, called supermassive black holes, contain millions to billions of times the ...
Medical Xpress / How the brain's electrical signatures shift as tinnitus becomes chronic
Ears are built to listen to sounds from the world around us, but for some people, the sound comes from within. Tinnitus causes people to hear ringing or other noises in one or both ears or in their heads, even when there ...
Phys.org / Mega-study analyzes the impact of gratitude interventions
Are some interventions designed to induce gratitude more effectively than others? In which countries and cultures do they work best to improve mood, strengthen bonds between people and promote social reciprocity? A study ...
Science X / Virtual escape test exposes hidden rule people use when identical exits create pressure and no sign points way
Ever wonder who you mimic in a line of people heading for an exit? In an emergency, do you trail the person right ahead, or do you watch what everyone else does? It's a question with surprising implications for how we understand ...