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.

"I certainly didn't plan to revolutionize all medicine," Fleming later said. "But I guess that was exactly what I did." What he found in that petri dish was a mold that had drifted in through the ...

It's a dish of perhaps the most important mold in medical history. That's the Scottish scientist Alexander Fleming in a recording he made late in life. He discovered penicillin in 1928.

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 ...

Serious question: How much would you pay for this dish full of mold ... consider this: the mold is actually a penicillin culture that belonged to Sir Alexander Fleming, who discovered the ...