On this day: July 27

POSTED: 03:29 PM PDT Jul 26, 2012    UPDATED: 11:00 PM PDT Jul 26, 2012 

A wise-cracking cartoon bunny makes his first appearance, the Korean War ends, Madonna drops her debut album, tragedy hits the Olympics and an entertainment legend dies at age 100, all on this day.

OTD July 27 - insulin
5 / 30
Library and Archives of Canada

1921: Researchers at the University of Toronto led by biochemist Frederick Banting prove that the hormone insulin regulates blood sugar. Banting, along with co-discoverer John James Rickard Macleod, would receive the Nobel Prize in Medicine in 1923 for the discovery.

Advertisement

Most Popular

Advertisement