Pensacola was the first European-inhabited settlement in what would later become the United States of America. The first European settlement in the continental United States was Pensacola, which was established on Santa Rosa Island by conquistador Don Tristan tristÃ¡n De luna Y arellano in. 1559
Alexander Fleming discovered penicillin from mold that contaminated a petri dish of Staphylococcus bacteria. Researchers at Oxford University experimented with the new mold that Alexander Fleming had discovered. Penicillin was actually discovered by mistake.
Andrew J. Moyer later discovered how to make large quantities of penicillin, patenting the process and advancing the fight against infectious diseases. In 1987, he was inducted into the National Inventors Hall of Fame for his process of creating penicillin in high quantity.