Young scientists study the construction of a battery through experimentation. They engage in five experiments which combine to create a thorough study of the history of batteries beginning with a model of the first battery.

This encyclopedia article provides an extensive overview of Hegel's life, work, and influence in philosophy.

Hans Christian Orsted's accidental discovery that an electrical current moves a compass needle rocks the scientific world; a spate of experiments follows, immediately leading to the first electromagnet and electric motor.

A web-based research project on recent science and technology, this offers those you were part of the Blackouts of '65/'77/'03 to tell their story online and for others to read about them.

This encyclopedia entry gives a very concise overview of Condoleezza Rice's professional life, leading up to her being named Secretary of State in George W. Bush's cabinet.