Play Live Radio
Next Up:
0:00 0:00
Available On Air Stations

Two Whats!? And A Wow!: Out Of This World (encore)

Wow in the World

Why are Mindy and Guy Raz throwing the Solar System a tea party? And why won't Mercury sit still!? Find out what in the world this has to do with the science of the solar system in today's sonic round of Two Whats!? & A Wow! We've got questions AND answers, and it's up to you to find the fact from the fiction about the Solar System!

Copyright 2021 NPR. To see more, visit