Roam ResearchfromArs Technica2 months agoStudy pinpoints when bow and arrow came to North AmericaNorth Americans adopted the bow and arrow about 1,400 years ago, replacing the atlatl and dart, with rapid adoption in the south and gradual replacement in the north.
Tech industryfromwww.npr.org8 years ago3D Scans Help Preserve History, But Who Should Own Them?Google's digital preservation project raises issues of cultural ownership and the ethical implications of 'digital colonialism'.