The Centaurus Constellation

Welcome back to Constellation Friday! Today, in honor of the late and great Tammy Plotner, we will be dealing with the “Centaur”, the Centaurus constellation! In the 2nd century CE, Greek-Egyptian astronomer Claudius Ptolemaeus compiled a list of all the then-known 48 constellations. This treatise, known as the Almagest , would used by medieval European and Islamic scholars for over a thousand years to come, effectively becoming astrological and astronomical canon until the early Modern Age.

Simple blood test may be accurate in differentiating between Parkinson’s disease and APDs

A simple blood test may be as accurate as a spinal fluid test when trying to determine whether symptoms are caused by Parkinson’s disease or another atypical parkinsonism disorder, according to a new study published in the February 8, 2017, online issue of Neurology, the medical journal of the American Academy of Neurology. In early stages of disease, it can be difficult to differentiate between Parkinson’s disease and atypical parkinsonism disorders like multiple system atrophy, progressive supranuclear palsy and corticobasal degeneration, because symptoms can overlap.