1. Will an asteroid hit the earth? 2. How to win $20 million by sending a robot to the moon. Guest: Dr. Dana MacKenzie, the origin of the moon. Hosted by Dr. Michio Kaku.
1. Will an asteroid hit the earth? 2. How to win $20 million by sending a robot to the moon. Guest: Dr. Dana MacKenzie, the origin of the moon. Hosted by Dr. Michio Kaku.