Tesla's trip to the Continent would take an emotional and physical toll that he couldn't have imagined. But he nevertheless returned from Europe with the big idea that would dominate the rest of his career.

When his colleagues in the AC field start turning on him, Tesla uses an invitation to lecture in London to reassert his place as the inventor of the AC motor and to dazzle Victorian London with all-new discoveries.

Tesla the Showman knocks 'em dead at the AIEE with a lecture for the ages and a breathtaking demonstration of high frequency AC. It was his ticket to fame and celebrity.

Fresh from his return from Europe, Tesla goes on an inventing spree and dabbles in high-frequency currents. But when George Westinghouse comes calling and pleads poverty, Tesla makes a fateful and costly mistake...

The War of the Currents enters its most ghoulish and macabre phase: when the combatants were willing to play with a man's life. William Kemmler became the first person put to death by deliberate electrocution. Viewer discretion is very much advised.

When New York became the first state to execute people using the electric chair, Edison and his DC supporters would do anything to ensure it was alternating current that powered "Old Sparky"…

War is hell, even when it's the War of the Currents. Harold Brown's campaign against AC turns deadly, as he conducts gruesome electrical experiments on stray dogs, and helps set the stage for New York's first electric chair...

The War of the Currents begins! Edison uses every dirty trick he can think of in the struggle for DC dominance vs. the AC upstart. There can be only one (format)!

Did the Westinghouse engineers want Tesla to fail in Pittsburgh? He went to consult, but all Tesla found was a hornet's nest of resentment, ego, and competing agendas. And what was Edison up to now that Westinghouse was a threat to his DC business? A current war is in the offing...