What happened on this day in the Life Sciences

A great many scientists contributed to the progress that led to the amenities of modern 21st century life. It is sometimes difficult to remember the scientist that made that progress possible. Therefore we compiled this companion for biological scientists. We chose to what happened on this day format so that readers could look up who made contributions on a specific day. The selection is not complete but covers major scientists and their accomplishments. If this companion is used throughout the year on a daily basis this should allow one to stay on top of scientists and their accomplishments.