It's wild to think that not too long ago, we were all turning physical keys in car doors and ignitions. But today, many new cars don't come with keys at all anymore. That's because smart key ...

It is possible to make a car key even without a spare ― but it won’t come cheap. Today’s keys are no longer just cut metal — ...

Apple's Car Key turns your iPhone into a digital car key, letting you unlock, start, and share your ride — no key fob required. Here's how it works, and which manufacturers support the technology.