Western world is aging, bu we don't have a global issue of aging (e.g. population of Africa is growing) - as a species humans will survive this issue.
However - when (not if) an asteroid hits, we are all gone. We mostly can't anticipate a hit, and even if we could, we could just watch it destroy us.
We must become multiplanetary species to survive.
https://www.ajmc.com/view/economic-burden-of-alzheimer-disea...
Sure there are. The coming environmental collapse, the collapse of technological civilization soon to follow, increasingly virulent pandemics, violence, poverty, hunger, the rise of global fascism and war, self-driving cars plowing into pedestrians.
The future presents a bountiful cornucopia of options for never reaching adulthood.
And no animal ever evolved to fly or live in outer space
Maybe first try to fix the problems here
Yeahhh, so this isn't true. Just because you don't know about them doesn't mean they don't exist.