A net-zero, modular design allows this solar-powered home to more than double its size when it’s time to party.
An off-grid dream home in Spain makes use of timeless materials, resources, and setting.
Several technologies at different stages of market readiness promise to take windows far beyond low-e triple-glazed.
A new passive house responds actively to efficiently meet the energy demands of different seasons and weather.
Solar power had a stellar year last year, with global capacity topping 100 GW for the first time, and the US setting new records.
Could layers of transparent solar cells allow mobile devices to gather ambient energy throughout the day?
Apple’s plans for its vast, UFO-like new campus in Cupertino, Calif., have been delayed for a year, but new details were released about the site’s ambitious goals for renewable energy use and waste reduction.