Donkeys have been with us for thousands of years, but we never really knew the specifics until now. Through DNA analysis of ancient donkey fossils and donkeys today, scientists found out that donkeys were domesticated 7,000 years ago in Africa and quickly spread throughout Europe and Asia. DNA analysis also shows how domestic donkeys evolved to adapt to their new life with their human companions, the environments they lived in in specific time periods, and where they ended up after following human civilisation. Read full article here
Societal Issues
To curb drug deaths, communities turn to Reddit, texts and wastewater
With drug overdose deaths on the rise, authorities are attempting to curb the epidemic by tracking and sharing information in real time. In one unique effort, a nonprofit in New York City is using drug-testing equipment and stamping or marking habits of dealers to identify drug batches that may endanger users. Other approaches are also being used, such as monitoring drug-related chatter on Reddit and analyzing local wastewater for opioid and other drug levels. With the combination of these efforts, researchers hope to put a dent in the opioid crisis and reduce overdose deaths. Read full article here