Famed anthropologist Margaret Mead was once asked, “What was the first sign of human civilization?” You might think she would have mentioned prehistoric cave drawings, the discovery of fire, or ...

Mar Short, a Martian jazz-house artist, was born and raised in lava tubes at the bottom of the Valles Marineris, a 2,500-mile-long canyon that stretches along the Red Planet’s equator. Short’s ...