The Postcode Lottery Green Challenge award is a startup competition run by the Dutch Postcode Lottery with 500,000 EU ($666,200) up for grabs for the winner and 200,000 EU ($260,500) for the runner-up ...

Joel Dufour, the author, removes a hot skillet from his mobile solar oven. On most solar ovens you must lift off the glass top to check on or remove food. A rear door makes this process a lot faster, ...

David Kuchta, Ph.D. has 10 years of experience in gardening and has read widely in environmental history and the energy transition. An environmental activist since the 1970s, he is also a historian, ...

Solar is a clean, renewable energy source, which decreases deforestation, fossil fuel usage, and greenhouse gas emissions. Solar ovens are devices that collect energy from sunlight to focus the heat ...