It can be hard to understand Elon Musk’s reality—especially as he appears to be on track to become the world’s first trillionaire this year. Even he questions that reality. For the longest time, Musk ...

The future is almost here — and, surprise, it’s going to be very relaxing. That’s according to Elon Musk, at least. In recent months, the tech tycoon has been pushing the idea of “sustainable ...