What really happens after you hit enter on that AI prompt? WSJ’s Joanna Stern heads inside a data center to trace the journey and then grills up some steaks to show just how much energy it takes to ...

Elizabeth Guevara is a personal finance reporter who explains the world of business and economics and how it impacts your finances. She joined Investopedia in 2024. zeljkosantrac / Getty Images The ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Yarilet Perez is an experienced multimedia journalist and fact-checker with a Master of ...

This guide was reviewed by a Business News Daily editor to ensure it provides comprehensive and accurate information to aid your buying decision. Modern businesses run on data. Companies regularly ...