What is dirt? – Belle and Ryatt, ages 7 and 5, Keystone, South Dakota When you think about dirt, you’re probably picturing ...

When you think about dirt, you're probably picturing soil. There's so much more going on under our feet than the rock dust, ...

What is dirt? Dirt is sand, silt, clay and rocks. Dirt has no organized ecosystem, no plants and other organisms, there is no ...

The man, referred to as "Dirt Man," is hoping to turn what could be considered a random plot of soil into cash. He's begun ...

The conversation continued, “wait, what?!? It looks like dirt, feels like dirt, even smells like dirt. If it is not dirt, what is that pile of stuff?” To answer that question, it was necessary ...