Using inexpensive biochar to coat electrodes and a new method to create the porous surface needed to capture electricity may reduce the cost of supercapacitors. Activating the biochar using plasma ...

This article arises from Future Tense, a collaboration among Arizona State University, the New America Foundation, and Slate. On July 25, Future Tense will be hosting an event on agriculture’s role in ...

Animal manure is not just a waste problem anymore. A new scientific review shows that when livestock manure is turned into biochar through controlled ...