HistoryFunnyNo one really knows who invented the fire hydrant, because its patent was burned in a fire.848k
ScienceInspiringDr. Jonas Salk, who developed the polio vaccine, chose not to patent it, making it affordable to the general public. The vaccine was estimated to be worth $7 billion had it been patented.534k
HistoryMind-BlowingThe first ever patent in the UK was Aaron Rathbone & Roger Burges, Map makers in 1618!351k
