Engineer Percy Spencer Discovered Microwave Heating After Radiation From A Magnetron Melted A Chocolate Bar In His Pocket.
Microwave Oven
3M Scientist Spencer Silver Created A Weak Adhesive, And His Colleague Art Fry Later Found A Useful Way To Turn It Into Sticky Notes.
Post-it Notes
Alexander Fleming Discovered Penicillin In 1928 After Noticing That Mold Had Killed Bacteria In A Laboratory Culture.
Penicillin
Engineer Wilson Greatbatch Accidentally Used The Wrong Resistor While Building A Heart-Rhythm Device, Producing Electrical Pulses Similar To A Heartbeat.
Pacemaker
Edouard Benedictus Accidentally Dropped A Glass Flask Coated With Plastic And Found That It Cracked Without Shattering.
Safety Glass
George De Mestral Became Inspired By Burrs Sticking To His Clothes And Dog’s Fur, Leading Him To Develop Velcro.
Velcro
Harry Coover Discovered Cyanoacrylate While Working On Materials For Clear Gun Sights During World War II.
Super Glue
Sometimes An Unexpected Result Becomes More Valuable Than The Discovery Someone Originally Set Out To Make.