What is mankinds greatest achievement?

Click the option of your choice to cast your vote.

Moonlanding5144.3%*
Nuclear power54.3%*
Language87.0%*
Printing press97.8%*
Wheel76.1%*
Penicillin87.0%*
Harnessing Fire43.5%*
Democracy76.1%*
Electricity87.0%*
Moonwalking43.5%*
42!43.5%*
Total: 115 votes.
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