Alternative Energy Technology

Reconfiguring the genetics of the food pathogen E. coli produces hydrocarbons indistinguishable from those burned in trucks

More than 40 years after Earth Day, human civilization is still far from the ideal of sustainability. David Biello reports

Power for the people takes on a whole new meaning, as the largest installation of Pavegen energy-harvesting tiles to date produces 4.7 kilowatt-hours of energy during the Paris marathon, enough to power a laptop for more than two days

The President's plan for next year would give a boost to infrastructure, manufacturing and education in exchange for land conservation and environmental cleanup efforts

M.I.T. researchers develop an organic solar cell that breaks 100 percent quantum efficiency

Haitians hope their country is not condemned to dirty air, denuded hills, electricity blackouts and dangerous flooding

Just in time for swimsuit season, federal researchers are touting a faster, more accurate water-quality test to keep beaches open and people healthy. But it’s expensive

Cooperative agreements hammered out in talks over the next few months may focus on greenhouse gases besides carbon dioxide and improving the energy efficiency of buildings

Mark Jacobson says he can run the planet solely on wind, water and solar energy. First stop: New York State

Storing electricity in spinning wheels isn't new, but a new design may make it cheap enough to compete with other technologies

Research presented at the American Chemical Society's annual meeting highlight improved components, better performance and easier production