Several animals can already do photosynthesis. Will humans follow suit?
Everyone's favorite material could double the theoretical efficiency of solar energy conversion.
Even with the advent of GPS and advanced navigation technology, the towers on the rocks shine.
The industry has been booming for the last four years—it's adding jobs 20 times faster than the rest of the economy.
A Stanford business professor predicts that today’s energy and automobile industries will be swept away in just over a decade by solar and wind power, and electric cars.
The massive solar array atop Mandalay Bay is both an encouraging sign of progress and a reminder of how far we have to go.
A London project adapts the city's iconic phone boxes into solar charging stations.
'Thermophotovoltaics' offer the possibility of "ideal" solar efficiency.
We’ve lost half the global vertebrate population from 1970 to 2010. Cities are the key to bringing them back from the brink.
By 2050, the sun could be the main source of electricity for human civilization.