What is mankinds greatest achievement?

Click the option of your choice to cast your vote.

Moonlanding9550.0%*
Nuclear power126.3%*
Language126.3%*
Printing press115.8%*
Wheel94.7%*
Penicillin115.8%*
Harnessing Fire84.2%*
Democracy84.2%*
Electricity105.3%*
Moonwalking84.2%*
42!63.2%*
Total: 190 votes.
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