Science, Maths & Technology
How long would it take to colonise the galaxy?
...maths Assume that humans embarking on the voyage are 25 years old on departure and live to an age of 75. Further suppose that couples on the ship have an average of four children each, and that their children (and grandchildren, and so on) have offspring after 25 years. How many generations are alive upon arrival and what are their populations? The first generation of 500...