SciShow

Viking Sunstones and Mummy Health Secrets (2013x40)

Ημερομηνία προβολής: Μαρ 16, 2013

Today on SciShow news, dead person wisdom is helping enrich our understanding of the natural world - how did Vikings manage to be such awesome navigators? And is heart disease inherent in human beings? Scientists think mummies may have the answer.