Penicillin: An accidental invention

Sometimes a mistake is the best thing that could happen. Every once and a while, whoops really turns out wonderfully. Louis Pasteur said, "Chance favors the prepared mind." That's the genius behind all these accidental inventions - the scientists were prepared. They did their science on the brink and were able to see the magic in a mistake, set-back, or coincidence. believe it or not