Top 10 Things Humanity Should Have Accomplished By Now

Humans have come up with inventions that changed the world and discoveries that altered the course of history – but there are some things anyone has yet to accomplish. Whether it’s curing diseases like AIDS or cancer, proving the existence of aliens, inventing time travel or achieving world peace, there are some extraordinary goals the human race should have realized by now. WatchMojo counts down incredible human accomplishments we have not yet achieved.