Tesla CEO Elon Musk has a plan to provide homes with energy storage, but it's not clear how much it will benefit consumers.» Read More
Some environmental groups are taking issue with First Solar's new farm, in which Apple is making a big investment.
Biologists have developed a way to make burnable liquid fuel out of sunlight, by mimicking the way plants derive energy from the sun.
A former top oil executive says the price of gas at the pump could double by year's end, even as consumers are enjoying low prices.
Carlyle's David Rubenstein tells CNBC low oil prices are creating new places to invest.
Amazon announced a partnership with Pattern Energy to build a 150-megawatt wind farm in rural Indiana.
Solar accounted for 1 out of every 78 new jobs in 2014, according to The Solar Foundation.
If enormous heat deep in the heart of Iceland's volcanoes can be harnessed for geothermal energy, the industry may be set for a revolution.
Hemlock Semiconductor blamed an escalating U.S.-China solar trade war for the recent closure of a Tennessee factory.
The military pays far more than civilians because of operations and safety and transport.
Elon Musk's investments in electric cars and alternative energy is taking a beating due to tumbling gas prices.
U.S. crude hit 5 ½-year lows early Monday but there are signs of a bottom, said Joe Petrowski, former Gulf Oil CEO. Cheap energy is great for stocks, he added.
Solar stocks have been dropping on fears that cheap oil will kill demand for renewables. But oil has no impact on solar.
Suddenly cheap oil may spur economic re-calculations across the board, but analysts are sticking with a still-sunny outlook for renewable energy.
Solar now employees more people than the coal and natural gas industries combined, and is now trying to diversify its workforce.
Oil prices go down and America loses its resolve for an energy plan. It's time to change that, says SunEdison founder Jigar Shah.
Some envision a future that relies heavily on recycling waste energy for new purposes, but is "energy harvesting" technology viable?
The world will see huge shifts on both the usage and supply sides of the energy equation, according to BP's annual global energy forecast.
Private equity is betting that gas and oil—notrenewables like wind and solar—will continue to dominate as energy sources in 25 years.
A Microsoft Data Plant in Wyoming uses fuel cells and anaerobic digesters for zero-carbon power.
Governments can manage climate change but will have to cut greenhouse gases to zero by 2100 to limit risks a U.N. report said on Sunday.
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