The software for self-driving cars, or even for full collision-avoidance systems, may be years away, but the sensors are already here. Today automobiles are studded with sensors from companies like ...

The mysterious shapes may not look like much, and don't attract attention, but they serve specific and useful safety purposes.

Use a rag with a little soap and water, and clean your backup camera lens, your bumper sensors, your blind spot monitoring panels, your windshield camera and sensor, your 360 degree camera on your ...

If your car has parking assist, wipe away any debris from the bumper sensors. Rear body panels house blind spot monitoring radars. Remove snow and salt so they can continue to detect objects out ...