Was it fire or ice? A series of lava spirals on Mars suggest that the network of valleys on the red planet was formed by volcanoes. Space.com reports that researchers have been debating the origins of the Athabasca Valles for more than a decade. Some believe that lave shaped the valleys while other say that [...]
Lava Spirals On Mars Reveal Red Planet Secrets is a post from: The Inquisitr