Several utilities are testing new programs and technology to encourage drivers to fill up batteries during off-peak hours.
A Federal Communications Commission proposal would expand Wi-Fi traffic to part of the spectrum used by utilities.
As utilities deploy smart grid technology, more are also investing in telecom infrastructure to transmit data.
Smart Grid for Schools helped teach smart grid concepts to more than 16,000 students at 73 schools last year.
Growing exposure to smart-grid-related cybersecurity risks is forcing state regulators to play a bigger role in preparing utilities for potential threats.