There are all kinds of volcanoes all over the world, but how are they formed? And how do they erupt? To find out, we’ll travel to the center of the Earth, and we’ll meet a NASA robot that’s going on a very special volcano mission.

Hoax Hunters: What is the Bermuda Triangle
27:11

How do flowers get their smells?
24:21

It's time for the....Mystery Sound Extravaganza!
34:01