Biochar is a carbon-rich material that is made from biomass through a thermochemical conversion process known as pyrolysis. Don’t worry if that all sounds like a mouthful—read on for an introduction ...

Most people are familiar with propane. Large silver-colored tanks are often used to store propane intended to heat rural homes and propane is a common fuel used in backyard cooking grills. But behind ...

Did you ever mix dirt and water when you were playing outside? You made a paint. Did you draw shapes on the ground with your muddy hands? You made a painting. Long ago, artists made their own paints ...