Explores the four major revolutions in electrical engineering that greatly benefitted masses of people, changing their lives forever.

Considering how electrons use their energy-carrying ability to create electricity.

Considering how the massive amounts of energy needed to power cities and homes are created.

Exploring the U.S. power grid, much of which has been in place for more than 50 years.

Exploring the engineering developments that bring the telephone to almost all households.

Learning how the digital telephone system revolutionizes communication.