Almost every successful discovery ever was an example of us "inventing things that should exist". The Higgs boson, the W boson, the Z boson, the top quark, the

Almost every successful discovery ever was an example of us "inventing things that should exist". The Higgs boson, the W boson, the Z boson, the top quark, the bottom quark, the tau, each of the three neutrinos, the light quarks, the gluons... You can never do anything without tentatively assuming something and computing the consequences. That opens the possibility that you may be wrong. That's not a condemnation of science, that's fundamental to how science works.