Engineers have consistently predicted that cars would shift from 12-volt electrical systems to 48-volt systems for two decades. But cost and inertia have kept 12-volt electrics in place, with the ...

The old-fashioned 12-volt lead acid battery hasn't changed much since the mid-1950s. Now it's getting a makeover to handle a host of new responsibilities in electrified, automated and software-defined ...

I understand that my electric vehicle (EV) has a regular 12-volt lead-acid battery. What does it do and what happens if this battery goes dead or if the alternator fails? Just as it is in any other ...