How to choose our next planet...Humans need to fan out beyond the Earth to ensure that a catalytic event dosen't wipe us out like the dinosaurs. Here are 8 things to look for in our next home...
How to choose our next planet...Humans need to fan out beyond the Earth to ensure that a catalytic event dosen't wipe us out like the dinosaurs. Here are 8 things to look for in our next home...