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 ...

But with writers like HG Wells and Edgar Rice Burroughs, Martians got remade not in our image but in our dreams and nightmares, and it has stayed that way ever since. Here, Mars season producer ...

more robust bodies like the “Tharks” in Edgar Rice Burroughs’ sci-fi novel “A Princess of Mars.”Though, us having six arms and green skin is less likely. More from Science ...

The film's failure means that many amazing moments in Edgar Rice Burroughs' books might never be realized in a big-budget film, despite how ripe with possibility they may be. The Chessmen of Mars ...