Researchers at Cornell recently developed software that can model a city's energy usage in just minutes using only a standard laptop. Even better, the software can run simulations of clean energy ...

Car companies have been on a mission: make cars lighter. Lighter means more efficient, which is great for our wallets and the planet. Less fuel burned means less air pollution. Modern cars are made ...

A volunteer group of retirees is constructing and providing sleeping mats made out of recycled plastic bags for unhoused folks in Tucson, Arizona. According to News 4 Tucson, the "Mat Makers," as the ...