There is a whole world inside soil, shaping our everyday existence.“Soil is fundamental to the functioning of Earth,” ...

In a previous article, I talked about the organic matter that is part of what makes up the soil in our gardens. Understanding what this organic matter is helps the gardener grow healthier, more ...

City parks and gardens support a rich and diverse community of soil organisms including bacteria, fungi, protists and invertebrates, which often go unnoticed compared with eye-catching plants and ...

Fall is a great time to improve your soil for next year’s garden. Many of the resources needed are readily available and many are free at this time of the year.

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Arbuscular mycorrhizal fungi are among the most critical soil organisms, they form symbiotic associations with roots that helps many plants species to thrive. This spore of the arbuscular mycorrhizal ...

The University of Delaware’s Rodrigo Vargas is a co-principal investigator on a new $18.9 million National Science Foundation grant to study soil at depths greater than anywhere else in the world. The ...

Though it might seem inanimate, the soil under our feet is very much alive. It's filled with countless microorganisms actively breaking down organic matter, like fallen leaves and plants, and ...

Did you ever wonder what causes that earthy smell that rises after a light summer rain? That mysterious scent has been called “”, and a main component of it is an organic compound called geosmin, ...

What does nitrogen do for plants? Read on to learn how to improve the health of your plants and how to add nitrogen to soil by fixing the nitrogen cycle in your garden. This article is also in audio ...

Tilling your garden can be helpful in certain situations but harmful in others. Tilling has both benefits and drawbacks when it comes to your soil. So should you till or not when preparing and ...

Think back to the last concert you went to. Now replace the music that rang through the venue with an erratic series of pops, muffled staccatos, distorted taps, and sudden clicks. Not one sound is ...