Who needs house keys when you can open your front door with fingerprints or an app? This smart lock (now under $100) is worth every penny for easily letting you in and keeping others out.

A smart lock for doors lets you unlock your door without using a key. You can use a fingerprint, passcode, app, or card to ...

All-wheel-drive is part of the deal, of course, helping the Knight rip to highway speeds in about three seconds. That number may be blunted by the addition of an optional ‘bulletproof package’, but so ...