People who aren't connected to the electric grid often get their light from candles or burning wood.

VOA: standard.2009.12.13

At the back of the grid, it came to light in October that Marussia, which is owned by a Russian sports car manufacturer, was in talks with potential investors about buying a stake in the team.

WSJ: F1 Racing Relies on

In this fresh light, the relevance of centralized grid infrastructure as a means of distributing energy loads becomes more, not less, pronounced over time.

FORBES: Why "Green Fossils" Matter So Much To Africa's Energy Future

By comparing the amount of light in each unit of the grid with reliable sources of economic data from advanced economies, Chen and Nordhous established a clear and compelling relationship between radiance levels at night and GDP.

FORBES: The Case for Keeping the Lights On