Archaeologists in China’s Yunnan province unearthed stone tools crafted in a style associated with Neanderthals that hasn’t ...

Before you dig a garden, it's important to figure out what type of soil you have and then select plants (and amend your soil) ...

The mineral component of soil is made up of clay, silt, and sand particles. The relative amounts of these materials are what we use to describe the texture of a soil or soil type. The best way to ...

Silt-size particles are especially susceptible to wind deflation-they lack the electrostatic charge and affinity for water that make clay-size particles stick to the surface, have less mass ...

Soils are composed of a mixture of sand, silt, clay and organic matter. Both the clay and organic matter particles have a net negative charge. Thus, these negatively-charged soil particles will ...

They made the tracks during the Early Jurassic while walking on moist, silty clay that was covered by a thin layer of water. “It would be a river-type system that is depositing sediment,” Romi ...