Reginald Fessenden, who sent the first ever wireless voice message, Dr John A.Hopps, the inventor of the cardiac pacemaker, Sir Frederick Banting and Charles Best, who discovered insulin, which is estimated to have saved 16 million lives, and Michael Lazaridis and Jim Balsillie, who invented the Blackberry, one of the most popular mobile ... Dec 03, 2018 · Sir Fleming discovered penicillin in 1928, and warned of its dangers soon after, according to Dr Bill Frankland, 106, Sir Fleming's former student and clinical assistant at St Mary's Hospital, London.

Antibiotics and other medications that have evolved from the invention of penicillin have saved millions of lives all over the world. The side effect is that new strains of "super-bugs" are developing that are resistant to these antibiotics. But the same technologies that gave us penicillin are also giving us new, germ-fighting tools. Alexander Fleming discovered penicillin in and changed the world of modern medicines by introducing the age of antibiotics and his discovery of penicillin has, and still, saves millions of people. More Information and Timeline for Penicillin Discovery 1. Researcher Alexander Fleming begins studying staphylococci in 1927. 2.