In a study of 11 medical-mystery patients, an international team of researchers led by scientists at the National Institutes of Health and the Uniformed Services University (USU) discovered a new and unique form of amyotrophic lateral sclerosis (ALS). Unlike most cases of ALS, the disease began attacking these patients duringContinuar Leyendo
While it is widely accepted that climate change drove the evolution of our species in Africa, the exact character of that climate change and its impacts are not well understood. Glacial-interglacial cycles strongly impact patterns of climate change in many parts of the world, and were also assumed to regulateContinuar Leyendo
Crohn’s disease, a type of inflammatory bowel disease (IBD) that causes inflammation (pain and swelling) in the gastrointestinal tract, can cause daily health problems, frequent hospitalizations and surgery when not adequately controlled. While there is no cure for Crohn’s disease, there are treatments that can help patients live a symptom-freeContinuar Leyendo
About 36 million people have blindness including 1 million children. Additionally, 216 million people experience moderate to severe visual impairment. However, STEM (science, technology, engineering and math) education maintains a reliance on three-dimensional imagery for education. Most of this imagery is inaccessible to students with blindness. A breakthrough study byContinuar Leyendo
La astronauta de la ESA Samantha Cristoforetti previsiblemente asumirá el mando de la Estación Espacial Internacional durante la expedición 68a, en virtud de un acuerdo de principio adoptado por los socios internacionales el día 19 de mayo, pendiente de la consolidación de los planes operativos y las fechas de lanzamientoContinuar Leyendo
París, May 27, 2021.- This spectacular image from the NASA/ESA Hubble Space Telescope shows the trailing arms of NGC 2276, a spiral galaxy 120 million light-years away in the constellation of Cepheus. At first glance, the delicate tracery of bright spiral arms and dark dust lanes resembles countless other spiralContinuar Leyendo
Seeing, hearing, thinking, daydreaming — doing anything at all, in fact — activates neurons in the brain. But for people predisposed to developing brain tumors, the ordinary buzzing of their brains could be a problem. A study by researchers at Washington University School of Medicine in St. Louis and StanfordContinuar Leyendo
Amsterdam, May 26, 2021.- Alzheimer’s disease is the main cause of dementia and current therapeutic strategies cannot prevent, slow down or cure the pathology. The disease is characterized by memory loss, caused by the degeneration and death of neuronal cells in several regions of the brain, including the hippocampus, whichContinuar Leyendo
Recently, the eROSITA (extended Roentgen Survey with an Imaging Telescope Array) x-ray telescope, an instrument developed by a team of scientists at Max-Planck-Institut für Extraterrestrische Physik (MPE), has gained attention among astronomers. The instrument performs an all-sky survey in the x-ray energy band of 0.2-8 kilo electron volts aboard theContinuar Leyendo
Nearly half a billion people on the planet have diabetes, but most of them aren’t getting the kind of care that could make their lives healthier, longer and more productive, according to a new global study of data from people with the condition. Ann Harbour, May 24, 2021.- Many don’tContinuar Leyendo
