Elon Musk reveals what his tunnel under LA has to do with Mars

There’s been a significant amount of mystery and speculation around Elon Musk’s Boring Company—his effort to bore tunnels under LA to bypass traffic—and its possible connection to SpaceX.  On Wednesday, Musk removed some of that mystery. SEE ALSO: What mysterious plan does Elon Musk have for X.com? Appearing as a guest at the International Space Station Research and Development (ISSR&D) Conference in Washington, D.C., Musk spent most of his time talking about the