Few inventors in history have become as famous as Thomas Edison. With more than 1,000 patents attached to his name, Edison ...

An industry in transition -- Early competition -- Monopolists -- The golden era and shattered momentum -- Partial competition -- Stresses -- Entrepreneurs -- Modern technologies -- Barriers to ...

Some say it’s the most complicated machine ever built. We rely on it not just each day, but each moment of each day. It reaches into our homes, factories, offices and stores. And at times it’s ...