History of penicillin History of penicillin The history of penicillin follows a number of observations and discoveries of apparent evidence of antibiotic activity in molds before the modern isolation of the chemical penicillin in 1928. There are anecdotes about ancient societies using molds to treat infections, and in the following centuries many people observed the inhibition of bacterial growth by various molds. However, it is unknown if the species involved were "Penicillium" species or if the antimicrobial substances produced were penicillin. The Scottish physician Alexander Fleming was the first to suggest that a "Penicillium" mold must secrete an antibacterial substance, and the first
Valentine Phantom Valentine Phantom The Valentine Phantom, often referred to as the Valentine Bandit in media reports, refers to an unidentified individual or group who each Valentine's Day secretly decorate the downtown area of a city in the United States with a series of red hearts printed on sheets of letter-sized paper. The reports began in Portland, Maine in 1985, and the perpetrators remain unknown. Speculation about the individual or group which decorates before dawn each February 14 is popular in conversation, and local media, and over the past ten years has emerged as an example of vernacular culture. The earliest known