20 Most Important Inventions of All Time
Quick experiment highlighting 20 most important inventions of all time. It took a while to compile a list of 20 things that changed the course of history, without mixing them with important "discoveries". As with everything a lot of inventions are credited to specific people, but it doesn't mean they came up with them out of the blue. Most inventions couldn’t have happened without a chain of events that happened in history.