Add Yahoo as a preferred source to see more of our stories on Google. Kieran Mitchell, CEO of Caribou Biofuels in Salida, Calif., talked about using walnut shells in activated-charcoal filters on Dec.

In this woodturning video, I use walnut shells to create a unique lamp and turn an unusual material into something both ...

Scientists from the University of Nottingham and CSIRO Australia have developed a cutting-edge model to evaluate the energy efficiency of walnut and pistachio shells as low-carbon fuels and better ...

The mention came from comedian Seth Meyers, during his Weekend Update news segment: “A farmer in California has begun powering his farm using leftover walnut shells. If you’re wondering which farm it ...

DIXON (CBS13) - A trailblazing local farmer is producing power using leftovers from his harvest. He was recently honored as an environmental hero by the government. Russ Lester's on the cutting edge ...

The push for renewable energy has led scientists to explore sources once thought of as useless. From food waste to plant fibers, researchers are looking at nature’s discarded materials in search of ...