Baseball uniforms began displaying the players’ names on their backs on this day in 1960.

Did you know that:

• Ole Evinrude, American inventor of the first outboard motor with a practical commercial application, was born on this day in 1877
• Nemesis (Death Star), a hypothetical red dwarf, first appeared in print in Nature Magazine on this day in 1984
• Maria Sharapova is a Russian former world tennis player born on this day in 1987