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Sprucing up the office computers is a lot more affordable than replacing them.

A safe, reliable, and affordable way to store energy using sodium rather than lithium, by Aquion Energy. Power grab To make the most of solar and wind power, utilities need an affordable way to store energy for later use

%excerpt% See the original post here: Testing a Start-up 8,000 Miles From Silicon Valley

In 2011, only 20% of leaders in private companies worldwide are women. Meanwhile, heavily male-dominated industries like banking and utilities face the toughest challenges in a generation

In 2011, only 20% of leaders in private companies worldwide are women. Meanwhile, heavily male-dominated industries like banking and utilities face the toughest challenges in a generation. The CEO of Girl Scouts USA on why troops of 9-year-old cookie pushers are America's greatest hope for change.

In 2011, only 20% of leaders in private companies worldwide are women. Meanwhile, heavily male-dominated industries like banking and utilities face the toughest challenges in a generation

Commerce goes on at an evening market, thanks to a solar-lighting initiative that helps private companies do business in sub-Saharan Africa. | Photograph courtesy of Lighting Africa An innovative program aims to light up off-the-grid Africa by boosting supply and demand for portable solar lamps. FOR NEARLY 600 million people in sub-Saharan Africa, sundown means living, working, and studying by flickering candlelight or polluting kerosene lamps

The Toshiba-Westinghouse AP1000 reactor remains a symbol of the U.S. nuclear future to supporters and opponents alike

The first new nuclear reactor in the U.S. in nearly three decades is taking shape outside Augusta, Ga

Illustration by Brock Davis Water is becoming a high-stakes business where there's money to be made everywhere you look -- from greasy wool to microchips. In the rangeland of Australia, sheep get frightfully dirty