The World’s Most Abundant Mineral, and Oddball Whales

SciShow News takes you to the depths of the Earth, where the world’s most abundant mineral is found, and to the Arabian Sea, where a strange population of whales has been living in isolation for 70,000 years!

Hosted by: Hank Green
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Sources:
http://www.eurekalert.org/pub_releases/2014-12/p-ash120114.php
http://www.eurekalert.org/pub_releases/2014-12/wcs-ash120314.php
http://www.eurekalert.org/multimedia/pub/83531.php?from=283787 [image of Arabian Whale]
http://www.tulane.edu/~sanelson/eens1110/earthint.htm
http://blogs.agu.org/geospace/2014/06/06/earths-abundant-mineral-finally-gets-name/
http://www.eurekalert.org/pub_releases/2014-12/dnl-ema121214.php