Grimes thinks Elon Musk should stay grounded. The singer took a not-so-veiled swipe at her ex, who has often talked about his plans to visit Mars one day, with an emphatic endorsement of Olivia ...

Become friends with Elon Musk and, likely, the clock will be ticking. Characters as diverse as Silicon Valley tech moguls and Canadian alt-pop singer Grimes have all entered his personal orbit ...