(via Huffington Post) Over the centuries, money took many bizarre forms--from sea shells to cakes of salt to even giant stone discs, which date back some several hundred years on the island of Yap. HuffPost Science's Jacqueline Howard reports.
(via Huffington Post) Over the centuries, money took many bizarre forms--from sea shells to cakes of salt to even giant stone discs, which date back some several hundred years on the island of Yap. HuffPost Science's Jacqueline Howard reports.