Poverty is another one; but it’s not like we know of a specific technological innovation that would solve poverty, if only someone would develop it.
Molecular nonotechnology? If we can replicate any item at low cost, this could eventually eliminate poverty, once you get to the point where all the basic items that people need in order to live a reasonable life are no longer scarce goods, and are incredibly cheap to produce.
Molecular nonotechnology? If we can replicate any item at low cost, this could eventually eliminate poverty, once you get to the point where all the basic items that people need in order to live a reasonable life are no longer scarce goods, and are incredibly cheap to produce.