State lawmakers must decide whether to unlock $194 million to fix aging school HVAC systems or return the money to utilities ...

The manufacturer is building a $6 billion facility that will use cleaner technology — and potentially green hydrogen. But ...

Earlier this year, the House proposed $1B in cuts to the state’s nation-leading efficiency program. The Senate rejected that ...

The Trump administration ordered the last coal plant in Washington to be on standby. Its owner wants utilities to pick up the ...

This article is part of our “Chart of the Week” series. Summer is officially here — and more Americans than ever are cooling their homes with heat pumps. A decade ago, two conventional ...

The unicorn startup launched its first move outside its home state of Texas, pitching low-cost energy and backup power in northern Illinois.