Articles written for the GLP list the source as Genetic Literacy Project. All other articles were written for the sources noted with excerpts provided by the GLP.
a e c b

98: That’s how many humans it would take to start over on another planet

NBC News | 
Are we too vulnerable to asteroid strikes and other cataclysms to stick with our single planet? … Frédéric Marin is ...
alien

What if we find an alien civilization 500 years behind us in technology and advancements?

Discover | 
We couldn’t communicate with them by any currently known method. Unless physicists make some kind of wildly unanticipated new discovery, ...