Smart windows become tinted in the sunlight—which could have twofold benefits.
One building already has electricity-generating windows.
These synthetic structures could be made into glass or textiles that could absorb sunlight one day.
The solar panels use tiny organisms to photosynthesize sunlight, converting it into energy.
A new generation of see-through solar cell technology could harvest energy from building and car windows as well as cell phones.
The president is betting that harnessing the power of the sun will decrease the cost of the wall.
Writing for Newsweek, André Borschberg and Bertrand Piccard reflect on their journey.
The experimental aircraft landed in Seville on Thursday morning.
By killing the desert, we save those parts of the world that are not desert—a battle of competing visions that Death Valley Jim is fighting.
The moves are part of Obama's "broader vision" for ameliorating the effects of climate change.
If saving the planet doesn't make you switch to solar, maybe the price will.
A jewel of neoclassical architecture, the new mayor is determined to change the most visited city on earth
Designers in the Netherlands have built a bike path that generates solar power.
From lighting your television screen to sterilizing polluted water, how the new Nobel laureates' inventions can change the world
Texans choose green energy more often than other consumers, report finds