More than 26 million people — more people than in all of Australia — have shared their DNA with one of the four leading ancestry and health databases, allowing researchers to extrapolate data on virtually all Americans and raising some serious privacy concerns, according to the MIT Technology Review.
When Dr. Jorge Chavarro’s team started investigating marijuana’s effects on sperm, they had every reason to believe weed would prove detrimental to “testicular function,” because other studies had said it to be so. Instead, they found the opposite. Men who had ever smoked marijuana had significantly higher sperm concentrations and sperm counts, as well as… Read More »
For the first time, the type of deadly Ebola virus responsible for recent epidemics has been found in a bat in West Africa, Liberian health officials announced on Thursday. Bats carrying the disease had already been found in Central Africa, and scientists have long suspected that bats were a natural host of Ebola and a… Read More »