If tracing this lineage from our earliest ancestor seems inconsistent or spotty, that’s because it is. We have a makeshift model of human history that had been cobbled together by geneticists, archaeologists, anthropologists and biologists. Finding common ground and an overall consensus among these different disciplines makes finding the truth even harder. Looking back at human history is an optical illusion; new archaeological discoveries are always challenging what we already know, and constant revisions are being made. In 2013, a major find would cause further controversy within the already complex grouping of hominids. In Dmanisi, Georgia, an archaeological dig was under way. After finding a series of four similar-looking skulls during the dig, the fifth one looked irregular. This skull
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