Purchasing power parity (PPP) is an economic concept that compares the relative value of currencies by examining the cost of identical goods and services across different countries. It helps determine ...

Fighting the climate crisis on an individual level can feel futile, but knowledge is power. Here's how to understand and calculate your own carbon footprint. Our team tests, rates, and reviews more ...

As the days get longer and the sun shines brighter, it's the perfect season to think about harnessing that energy for your home. Amid the environmental concerns, electricity costs are climbing and ...

GREENSBORO, N.C. — Whether it’s a hurricane, an ice storm, or even a wildfire, power outages seem to be happening more often and in more places. Maybe you’re thinking about buying a generator to keep ...