One billion people still live without electricity

A single light bulb greatly simplifies a family's daily life, enabling family members to carry out various activities indoors. The children do their homework, and the mother sews or prepares dinner. Indoor lighting also makes ...

First in-depth look at solar project completion timelines

The Energy Department's National Renewable Energy Laboratory (NREL) has gathered and analyzed data for more than 30,000 solar photovoltaic (PV) installations across the United States to better understand how interconnection ...

NIST test house pursues energy surplus in final month

Heading into the final stretch of a year-long trial run, the experimental net-zero energy house at the National Institute of Standards and Technology (NIST) in Gaithersburg, Md., must overcome an energy deficit of 154 kilowatt ...

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