Science, Tech & Environment

Geo answer

For today's Geo Quiz we were looking for the southernmost island of the North Land archipelago. The answer is Bolshevik Island. Anchor Marco Werman speaks with US Navy Captain Alfred McLaren, who conducted a secret mapping mission around the island in 1970. McLaren's new book is called, "Unknown Waters."

Science, Tech & Environment

Sahara cemetery

American archaeologists working in the Sahara Desert say they've discovered extensive burial grounds dating back thousands of years, at a time when the Sahara was a green and fertile land. The World's David Leveille reports.

Science, Tech & Environment

Iceland's genetic history

A new DNA study in Iceland suggests that the country's main lineage may not be all Viking. Testing of ancient teeth from an Iceland museum suggests the country's first Viking settlers may have brought women from the British Isles with them. Anchor Marco Werman speaks with the lead author of the study, Kari Stefansson.