Thomas Edison

The Lumière Brothers, Part 2

Despite the huge impact the Lumières made with their multi-function motion picture camera, they didn't stay in the movie business. Louis went back to photography, and Auguste took a very different path.

The Lumière Brothers, Part 1

The Lumières are often associated with early film technology, but that wasn't the only area where they innovated. This first of two parts covers their early life, and how they went from a successful photography business into building a film camera.

Nikola Tesla and the War of the Currents, Part 2

By 1887, Nikola Tesla secured seven patents for components of his alternating current system. In 1888, George Westinghouse offered to hire Tesla to develop the AC system, and that's when the Current War really got underway.

Nikola Tesla and the War of Currents, Part 1

In 1857 Nikola Tesla began work on direct current motor issues. In 1884, he approached Thomas Edison with ideas about alternating current, but Edison championed direct current. Their disagreement led to one of history's most famous scientific rivalries.