> Based on what I know about humans, the probability this happens approaches 1 as time moves forward. Yes given infinite time we know humans are extinct. We w

> Based on what I know about humans, the probability this happens approaches 1 as time moves forward. Yes given infinite time we know humans are extinct. We will not survive the heat death of the universe. But i don't think this truism says much about whether or not creating a self sustaining colony on Mars will increase the longevity of our species. The chances of some type of existential interplanetary war between Mars and earth is so much lower than than an existential earth war. It's really difficult to wage any type of meaningful war across planets. They're really far apart, and it's really expensive to leave Earth.