Engineers are redefining energy by looking not at massive grids but at the overlooked flows around us. Rain gutter generators that channel storm runoff, tap-mounted turbines spinning with household ...

The first time 52-year-old Juliana Balweg-Baawa switched on the light in her home, she jumped for joy. “My children can study at night!” Balweg-Baawa, a native of Mataragan village in the rugged ...

Snowmass Village is a community that loves gravity: It’s what gets skiers from the top of the mountain to the bottom in the winter and what gets downhill mountain bikers from point A to point B on ...