The oldest known bead in the Americas was found at the La Prele Mammoth site, it is about 12,940 years old
A landmark study on history of horses in the American West, published in Science, relies on Native knowledge
A new research confirms that Powars II, an eastern Wyoming Paleoindian site is Americas’ Oldest Mine; the study has been published on PNAS
A study, published on PLoS One, challenges theories of earlier human arrival in Americas and develops a Apparent Stratigraphic Integrity Index
