Hangout With an Astronaut: Ask Your Questions

Since the year of mankind’s inaugural trip to space in 1961, 341 people have crossed the celestial borders of outer space. These new-age navigators represent the pinnacle of human achievement. What is it about their daring voyages that elicit wonderment in those watching from Earth? Becoming an astronaut is a difficult, but not impossible dream. Join us for…

Read More

December 23, 2013: Meeting Mr. Everest, Singing Songs in Space and More

Every week, embark with host Boyd Matson on an exploration of the latest discoveries and interviews with some of the most fascinating people on the planet, on National Geographic Weekend. Please check listings near you to find the best way to listen to National Geographic Weekend on radio, or listen below! Hour 1 – A dozen years ago, Pete Athans, nicknamed “Mr….

Read More

Spacesuit Flaw Prompts Christmas Eve Spacewalk

No place like home for the holidays? Two American astronauts aboard the International Space Station (ISS) will be floating outside their orbiting home on Christmas Eve.   While a Saturday space walk to repair the orbiting laboratory’s faulty cooling pump was completed ahead of schedule, water leaks still plague one space-walk spacesuit. As a result,…

Read More

Top 5 Space Station Repair Spacewalk Dangers

Tensions are high as the astronauts aboard the International Space Station ready themselves to conduct a series of emergency spacewalks that start this weekend, ones intended to correct a critical cooling system failure. Acting much like a car’s radiator, the malfunctioning cooling pump prevents overheating of electronics and science experiments aboard the ISS. With one…

Read More

NASA Shutdown Unleashes Beautiful Astronaut Photos on Twitter

Despite the two-week old  government shutdown and NASA’s official online presence going completely dark, astronauts aboard the International Space Station (ISS) have still been tweeting away and sharing some pretty spectacular snapshots. During the shutdown, NASA has kept Mission Control lights on at the Johnson Space Center in Houston, making sure that all communication lines…

Read More

The Four Biggest Risks for Conducting a Spacewalk

An hour into this morning’s scheduled six-hour-long spacewalk to do maintenance work on the International Space Station, astronaut Luca Parmitano’s helmet began inexplicably filling with water. At first Parmitano, a major in the Italian Air Force, notified ground controllers that he was feeling something unusual on the back of his head. “My head is really…

Read More

About the Blog

Researchers, conservationists, and others share stories, insights and ideas about Our Changing Planet, Wildlife & Wild Spaces, and The Human Journey. More than 50,000 comments have been added to 10,000 posts. Explore the list alongside to dive deeper into some of the most popular categories of the National Geographic Society’s conversation platform Voices.

Opinions are those of the blogger and/or the blogger’s organization, and not necessarily those of the National Geographic Society. Posters of blogs and comments are required to observe National Geographic’s community rules and other terms of service.

Voices director: David Braun (

Social Media