A movie of the never-before-seen bioelectrical signals that storm across an embryo’s surface as it develops, taken by researchers at Tufts University.

http://link.brightcove.com/services/player/bcpid42806346001?bckey=AQ~~,AAAABvaL8JE~,ufBHq_I6FnyWGkf89fI39YptgoH3KWso&bctid=1062596274001

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