A video circulating online appeared to show a Tesla Model Y robotaxi with no safety monitor inside driving on Austin streets.

Using Tesla's current shares outstanding (3.5 billion) and the market cap target suggests a share price of about $2,400. That's nearly 6 times the current share price, which is extremely ambitious. (Note that 424 million shares multiplied by $2,400 gets you to over $1 trillion.)

Elon Musk’s garage goes beyond Teslas. From the futuristic Cybertruck to high-speed electric sedans and iconic classics, his car collection reveals surprising choices and bold ideas.

Elon Musk foresees a future without poverty, envisioning universal high incomes where saving money becomes obsolete. Responding to Ray Dalio's praise

Tesla stock closed at a fresh record high on Tuesday, completing a monthslong rebound from severe losses earlier in the year.

Elon Musk's net worth hits $681 billion, more than double Google co-founder Larry Page's $249 billion wealth, as Tesla's stock surge widens the billionaire gap.

Tesla stock staged a massive rebound, with shares climbing 120% from their low in April on a handful of positive catalysts.

Tesla ( TSLA +3.44%) stock jumped 4.5% through 1:45 p.m. ET Thursday on some apparently bad news -- that might turn out to be good news for Tesla stock, and for SpaceX stock, too ( once SpaceX IPOs ).