penicillin

Sir Alexander Fleming, a Scottish bacteriologist discovered penicillin at St. Mary’s Hospital in London (AP Photo - File)

Today in History: September 28

Today in History: September 28: In 1928, Scottish medical researcher Alexander Fleming discovered penicillin. In 1781, American forces began their successful siege of Yorktown, Virginia. In 1995, Israeli Prime Minister Yitzhak Rabin and PLO chairman Yasser Arafat signed an accord at the White House. In 2022, Hurricane Ian barreled ashore in southwestern Florida.

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