Help Scientific American make their videos accessible to viewers around the world!
Szeretnél saját feliratozócsapatot? Írj ide: email@example.com
Most eltávolítod ezt a videót a Scientific American csapatból.
You are removing this video from the Scientific American team.
It will remain on Amara but will no longer be subject to the team's permissions and worfklows. Any outstanding tasks will be deleted. Private videos will become available for viewing and editing to the general public. Are you sure you want to proceed?