Wind turbines help farmers, economy in Oklahoma

Wind turbines in Oklahoma energize economy

Wind turbines in Oklahoma energize economy

Duke Energy Renewables adding 74 wind turbines at Frontier Windpower II in Kay County, Okla., enough to power 123,000 homes

Smart meter tips: I learned to manage my energy use and save money

Smart meter tips: I learned to manage my energy use and save money

Here’s how to avoid billing surprises and keep on top of energy usage in the hot summer months, and all year-round.

Find the energy wasters lurking in your house

Find the energy wasters lurking in your house

27 ways to help save energy around the home

Retro photos: On the phone

Retro photos: On the phone

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