Super Bowl 2013's power outage was caused by a faulty relay, utility says. If an outage can occur at the Super Bowl, in front of the nation's largest TV audience, can it happen anywhere?
'Smart grid' features and Internet-based connections to the US power grid are proliferating, increasing pathways for would-be cyber attackers, says a study from MIT. What to do?
Energy-industry groups said that new EPA air-pollution rules could threaten the reliability of the American power grid. The Energy Department countered that claim with its own report Thursday.
Experts called Stuxnet a 'wake-up call' when it was identified as a cyberweapon. But even as hackers study it, there is scant evidence US utilities are bolstering their defenses against attack.