Here's everything we know about 'Project Titan,' Apple's electric car

Apple's building a car. Or something automotive.

Nobody's really sure, because the company won't comment on it, and Apple is famous for keeping its research and development projects under wraps.

But its hard to keep a project of this size a secret. Even Tesla CEO Elon Musk says it's an "open secret" that Apple has obvious automotive ambitions. 

There are a lot of rumors and gossip about the Apple Car. We've collected the best below so they're all in one place:

Do you know anything about Project Titan or Apple's car? Email the author at kleswing@businessinsider.com.