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A new light-guiding optic combines low cost with high efficiency.
Tesla’s profitable cars, cheap LEDs, half-price nuclear, and cheaper carbon capture are highlights of this year’s progress in clean energy.
Using plastic to absorb light could lower the cost of solar power.
A government research facility uses a megawatt-scale simulator and supercomputer to test futuristic grid technologies without disrupting today’s grid.
An International Energy Agency report calls for more research, carbon price, to help renewables compete.
A new look at climate change implies that we’ll need energy breakthroughs as soon as possible.
An ARPA-E project will use advanced, nanostructured materials to make solar cells that convert far more of the energy in sunlight into electricity.