Friday math movie: The beautiful math of coral (and crochet)
[09 Aug 2013]
Coral reefs are disappearing, due to water pollution, dragnet fishing and acidification due to global warming.
Margaret Wertheim tells us the story of how she uses crochet to promote the important message of saving the reefs.
The video is one of the highly recommended 8 Math Talks to Blow Your Mind by TED.