They were mostly to test if humans could survive in space.

The idea here is that language was created to help humans survive.

It's not a place where humans, or even human thought, can survive.

Do you hope that humans, or human descendants, will survive even then?

Diversity is a key factor to life on earth, and humans cannot survive without it.

They would be stars that humans could survive on and explore.

Are you suggesting that humans didn't survive the last ice age?

"I don't think many humans would have survived that crash."

Humans had survived and prospered for more than six billion years.

The fact that humans have survived this long is nothing short of miraculous.