Have you ever wondered what made car manufacturers decide to go from dynamos to alternators for generating electricity? It's a mix of reliability and cost.

Portable solar generators offer a green solution for powering up during electrical outages or off-grid excursions. Find out how today’s top models fared in our hands-on tests.

Farran Powell is the managing editor of investing at Forbes Advisor. She was previously the assistant managing editor of investing at U.S. News & World Report. Her work has appeared in numerous ...