I’m kind of partial to 3d printing myself: we can print human ears, what in the ACTUAL WORLD?
And I also think that we as a people just glossed right over 3d printing and I cannot fathom why. It’s INSANE! So that’s my vote for the most impressive invention we’ve seen in our lifetimes.
Thanks to the subreddit interestingasf*ck, we’ve got a kickass list of 16 items of other inventions that will make you go “…well, NEAT”.