By Brett Line, National Geographic News The tweets poured in after news broke Wednesday that a group called Inspiration Mars is planning to send a couple to fly by the red planet. The couple would spend 501 days in space before returning home. The mission, slated for 2018, is being funded by multimillionaire Dennis Tito,…
National Geographic is working on a story about the changing face of America. The most recent census showed that the number of Americans who consider themselves multiracial grew faster than those who self-identify as a single race. Nine million Americans reported being more than one race. Does your family reflect this changing picture? If so,…


















