This story appears in the August 2017 issue of National Geographic magazine. Carl Sagan spent his childhood immersed in Mars. The future scientist, an avid reader of Edgar Rice Burroughs’s ...

Through a hybrid of drama and documentary, National Geographic's Mars series explores ... Musk has said he believes a Mars colony would need about a million people to make it self-sustaining ...

This story appears in the November 2018 issue of National Geographic magazine. If there’s ever been life on Mars, she could be the one to find it. To discover the earliest signs of life on Earth ...

2 min read This story appears in the December 2016 issue of National Geographic magazine. Emily Briere is planning a mission to Mars. The 23-year-old aerospace engineering student aims to get a ...