New research from the University of Massachusetts Amherst provides a novel answer to one of the persistent questions in historical climatology, environmental history and the earth sciences: what caused the Little Ice Age? The answer, we now know, is a paradox: warming. Amherst, Massachusetts, Dec 19, 2021.- The Little IceContinuar Leyendo
A receptor activated by substances formed from omega-3 fatty acids plays a vital role in preventing inflammation in blood vessels and reducing atherosclerosis, a new study from Karolinska Institutet in Sweden published in The Journal of Clinical Investigation reports.The discovery can pave the way for new strategies for treating andContinuar Leyendo
Researchers from Queen Mary University of London have developed a new process for producing stable perovskite materials to create more efficient solar cells. London, December 17, 2021.- Crystalline silicon is the most widely used material for solar cells. However, over the last decade, perovskite solar cells, made from metal halideContinuar Leyendo
Krypton from the Earth’s mantle, collected from geologic hot spots in Iceland and the Galapagos Islands, reveals a clearer picture of how our planet formed, according to new research from the University of California, Davis. Davis, CA, December 17, 2021.- The different isotopes of krypton are chemical fingerprints for scientistsContinuar Leyendo
Patients with asthma often experience a worsening of asthmatic symptoms at night in so-called «nocturnal asthma.» According to reports, more than 50% of asthma deaths occur at night, exposing a link between nocturnal asthma symptoms and asthma deaths. Although some have proposed several triggers that explain the pathogenesis of nocturnalContinuar Leyendo
París, December 15, 2021.- “We want to learn more about the black hole at the centre of the Milky Way, Sagittarius A*: How massive is it exactly? Does it rotate? Do stars around it behave exactly as we expect from Einstein’s general theory of relativity? The best way to answerContinuar Leyendo
Published today, one of the earliest, peer-reviewed studies looking into the Omicron variant of COVID-19 suggests that people previously infected with COVID, and those vaccinated, will have some, «stronger than basic» defence against this new strain of concern. Beijing, Dec 13, 2021.- However, the test tube (or ‘in-vitro’, scientifically) samplesContinuar Leyendo
Across the U.S. road crews dump around 25 million metric tons of sodium chloride — much like table salt — to unfreeze roads each year and make them safe for travel. Toledo, OH, Dec 12, 2021.- Usage varies by state, but the amount of salt applied to icy roads annuallyContinuar Leyendo
There’s not much good that can be said about asthma, a breathing disease in which the airways become narrowed and inflamed. But there’s this: People with asthma seem to be less likely to develop brain tumors than others. And now, researchers at Washington University School of Medicine in St. LouisContinuar Leyendo
Mutations of a gene that regulates formation of blood vessels in the brain of vertebrates can lead to potentially deadly aneurysms in adults, Yale School of Medicine researchers report in the December issue of Nature Medicine. New Haven, Dec 09, 2021.- Saccular brain aneurysms affect nearly 3% of the humanContinuar Leyendo
