Details
90% of the rocks in space are big enough to destroy civilization. And it's not a question of if they'll hit - it's a question of when. Dr Michio Kaku is on a mission to save planet Earth.
- Date : 2010-09-08
- Category : Nonfiction
- Country : USA
90% of the rocks in space are big enough to destroy civilization. And it's not a question of if they'll hit - it's a question of when. Dr Michio Kaku is on a mission to save planet Earth.
