SciShow

The World's Most Abundant Mineral, and Oddball Whales (2014x192)

Ημερομηνία προβολής: Δεκ 19, 2014

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!