Learn why soil pH is the most important soil test value and how it affects nutrient availability and lime requirements.

Scientists at Yale and in Singapore have devised what may be the ultimate acid test — a comprehensive model for estimating the origins of Earth’s habitability, based in part on ocean acidity. The new ...

Certain species of corals have been discovered living in the surprisingly acidic waters of the Caribbean's submarine springs, areas thought inhospitable to corals, a new survey has found. However, ...