Syphilis-linked bacteria was in the Americas long before Columbus’ arrival: study

The findings, announced in a Jan. 22 press release, are the result of a study of 5,500-year-old human remains in Sabana de ...

Vikings reached America 1,000 years before Christopher Columbus; scientists confirm

Studies have reaffirmed a centuries-old theory, argued by many historians over time: there was, in fact, a Viking presence in ...

5,500-year-old DNA shows syphilis was rooted in the Americas, before Columbus

From a 5,500-year-old human shinbone, scientists have discovered a close cousin of the pathogen that causes syphilis, ...
insider.si.edu

Across before Columbus? : evidence for transoceanic contact with the Americas prior to 1492 / edited by Donald Y. Gilmore, Linda S. McElroy

Papers originally presented at the America Before Columbus (ABC) Conference which was sponsored by NEARA and held in Providence, R.I. in June 1992. ANTH copy 39088017237454 gift from the library of ...
insider.si.edu

Explorations in America before Columbus

The dawn of seafaring discovery -- The first pathfinder to the new world -- the discovery of America's mainland -- Leif Erikson discovers America -- Where was Leif Erikson's Vinland? -- America's ...