Nearly 500 buildings in the state capital get their heat from a clean, renewable source located deep in the ground.

Nevada has long been a leader in traditional geothermal energy development due to plentiful and accessible geologic hotspots. Second only to California in geothermal production potential in the U.S., ...

This story was produced in partnership with the Pulitzer Center. It is part four in a four-part series. Read part one here, part two here and part three here. Correction: This article has been ...

The previous era of horizontal expansion, characterized by sprawling subdivisions and low-rise projects, gives way to a vertical approach. Continuous urban expansion consumes the remaining tracts ...

Building on synergies with the oil and gas sector, geothermal companies seek to go hotter and deeper to unleash energy.