Explore Alliance Presents: How Do You KNOW? – Episode #16: 'The Origin of the Moon'

If you study science long enough, you eventually discover that Galileo was right about the constantly changing nature of scientific knowledge. You will see in your own lifetime theories that are modified, discarded, even completely new theories invented. The theory of the Moon’s origin is one of these changing stories.

In this presentation of of  'How Do You KNOW?', Dr. Barth helps us to understand that the impact and compelling nature of the latest Moon origin theory teaches us that no scientific theory is sacred. No scientific theory is ever completely finished. And science is never settled.