Alexander Fleming returned to his research laboratory at St. Mary's Hospital in London after World War I. His battlefront experience had shown him how serious a killer bacteria could be ...

Alexander Fleming ... he would have to leave St. Mary's. The captain of St. Mary's rifle club knew that and was desperate to improve his team. Knowing that Fleming was a great shot he did all ...

In 1928, physician and microbiologist Alexander Fleming returned from holiday ... which led to the discovery of penicillin at St Mary’s Hospital in London, has saved millions of lives.