13 discoveries in the last year have fundamentally altered our understanding of human history 13 discoveries in the last year have fundamentally altered our understanding of human historyhttps://www.businessinsider.in/science/news/13-discoveries-in-the-last-year-have-fundamentally-altered-our-understanding-of-human-history/slidelist/79683928.cms2020-12-11T21:53:36+05:30 2020-12-11T21:11:51+05:30 13 discoveries in the last year have fundamentally altered our understanding of human history Aylin WoodwardDec 11, 2020, 21:53 IST Mikkel Winther Pedersen and other team members sample different archaeological layers in Chiquihuite Cave, Mexico.Mads Thomsen As Thirteen discoveries in particular offered new and sometimes perplexing insights into where we came from and who our ancestors were. This year, researchers found the earliest known example of mating between different human populations, as well as evidence that the first Americans arrived from Asia by boat.