The defining human aspect of the past 500 years is I think the diffusion of people around the world, rather than anything we've discovered, and it's going terribly.
It started out with the Spanish somewhat-accidentally somewhat-on-purpose wiping out most of the humans that had been in the New World, replacing them, and then it basically continued in that vein.
Everyone is mad about it, from the people who were colonized to the villagers back in Europe now experiencing reflux from those colonies.
The defining human aspect of the past 500 years is I think the diffusion of people around the world, rather than anything we've discovered, and it's going terribly.
It started out with the Spanish somewhat-accidentally somewhat-on-purpose wiping out most of the humans that had been in the New World, replacing them, and then it basically continued in that vein.
Everyone is mad about it, from the people who were colonized to the villagers back in Europe now experiencing reflux from those colonies.