The Ahnenerbe was a Schutzstaffel pseudo-scientific organization which was active in Nazi Germany between 1935 and 1945. Wikipedia

Nazi multidisciplinary research institute (1935-1945), of a pseudoscientific nature Wikidata

A National Socialist German organization whose goal was to research the anthropological and cultural history of the Aryan race, and later to experiment and launch voyages with the intent of proving that prehistoric and mythological Nordic populations had once ruled the world. Wiktionary