Your WTF for the day – Amazing Sperm Race

National Geographic has determined their next target for massive documentation and analysis and you will never guess what that target is. Sperm. And to properly display the IMMENSE size and density of these restless critters they acquired the assistance of some 1000 people to represent sperm by running through valleys, swimming in tanks with a small red light being your only guide, flying through water slides, etc. Be prepared.

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