at the Bonhams Auction House in the U.K. Fleming made the antibacterial discovery by accident, after finding that mold was growing on petri dishes that contained Staphylococcus bacteria.

What he found in the petri dish was a mold that had drifted in through the air from another lab -- and it had stopped the spread of a bacteria culture that Fleming had been growing dead in its tracks.

A medallion containing some of the original mold ... reads. Fleming initially struggled to identify the exact strain of the fungus that created the bacteria-free circle in his petri dish, and ...

began experimenting with the penicillin mold. They took it one step further than Fleming did: they did not just try it topically or in a petri dish, but injected it in live mice. With controlled ...

Working at St. Mary’s Hospital, London, Fleming was famous for absentmindedly leaving out Petri dishes filled with mold for weeks at a time. A discovery in one of these neglected dishes led to ...

Alexander Fleming ... of Petri dishes where he had been growing bacteria, but which had been piled in the sink. He opened each one and examined it before tossing it into the cleaning solution. One ...

If mold is discovered in your home, Dr Money recommended using bleach or dish detergent to scrub the ... are among the most common to infest homes. Blue mold is the fungus Penicillium, which ...