The new NOVA special, "Vaccines: Calling the Shots," explores the lingering global resistance to vaccination campaigns. Case studies from around the world explain just how bad the impact can be when groups opt out of childhood shots.
Bigfoot enthusiasts sent suspected hair samples of the creature to Oxford University for DNA testing, along with alleged hair samples in museums. The results turned up a huge range of animals — from bears to wolves — but no Yetis.
Anchor Marco Werman speaks with author Brook Larmer about the upcoming democratic election in Bhutan - the country's first-ever; Larmer's article, "Bhutan's Enlightened Experiment," appears in this month's National Geographic.
The United Nations convened on Monday to discuss a topic that isn't usually on their agenda: happiness. Throughout the day, speakers at the U.N. put forward their thoughts on how to measure and improve well-being around the world.
The answer to today's Geo Quiz is Thimphu, the capital of Bhutan. People in Bhutan headed to the polls today in their nation's first parliamentary election. Anchor Marco Werman spoke with the BBC's Chris Morris, who's in Thimphu.