FILE - Grace Kathambi uses a bioethanol fuel stove to fry and sell French fries at her shop in Kibera, an informal settlement ...

This video shows how to make a wood rocket stove for cooking and outdoor heat using a simple, efficient design. A rocket ...

Natural building may sound expensive and unsustainable, but one Texas couple is proving building your home with sand and ...

Twenty high school students spent Wednesday morning at two Stanislaus County sites devoted to renewable energy. One was the ...