Earth: A pale blue dot in the universe

During the Vietnam War, North Vietnamese VietCong guerrillas built a vast network of tunnels in the south of the country as part of the insurgency against the South Vietnamese government and their American allies. The tunnel network was a key base and shelter for the North Vietna ...  Afficher plus

When the 2004 Indian Ocean tsunami struck the coast of Kenya, a baby hippo named Owen was swept out to sea and separated from his family.After being rescued, he was taken to Haller Park in Mombasa, where he formed an extraordinary bond with Mzee, a 130-year-old giant tortoise. Th ...  Afficher plus

The Voyager 1 spacecraft has traveled farther away from Earth than any human-made object. Candy Hansen and David Grinspoon talk about the Voyager mission, and its humbling perspective of our planet as a tiny blue dot in the blackness of space. 

Brian Cox and Robin Ince look back at Planet Earth from the unique perspective of space with the help of astronauts Nicole Stott and Chris Hadfield, Space scientist Carolyn Porco and comedian and author Katy Brand. What can we learn about our own planet by looking back at it from ...  Afficher plus

NASA is an exploration agency, and one of our missions is to know our home. In the 1960s, NASA astronauts orbiting the Moon captured a revelatory view of Earth. Today, NASA explores our home planet with a fleet of dozens of spacecraft. In this episode–the first in a miniseries al ...  Afficher plus

You might think you know Earth, but astronaut’s views from outer space help us see our world in a whole new light.