The most abundant mineral on Earth lies deep within the surface. You've heard of the lower mantle? This is the lowest mantle.
After years of research, scientists now have a name for it: Bridgmanite.
Elliott talks about how it rocks (groan) in the newest episode of Mashable Minute. Like what you see? Subscribe to Mashable on YouTube to catch every episode.
Earlier this week, we took a look at a methane-sniffing supercomputer that could will detect alien life. Check it out: