Student-loan debt in the US continues to skyrocket. And?at $1.2 trillion,?it now now exceeds?car loans and credit-card debt figures. And between 2001 and 2012, the average sticker price for tuition rose 46%, according to a?report by the Fe…

Alex Davies/Business InsiderThe Tesla Model X, in preproduction form. In a tweet this week, Tesla CEO Elon Musk declared that the company's?first Model X SUVs would be delivered to customers on September 29. In doing so, Musk made good on …