If you look closer at the building stones, tiles and pavements of the big city, you can find a hidden world of geology and ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. LIMESTONE COUNTY, Ala. (WHNT) — The ...

Calcean Minerals and Materials, based in Gadsden, in northeastern Alabama, utilizes oolitic aragonite, a biogenic, ...

CAMBRIDGE, Mass. – Planetary scientists have puzzled for years over an apparent contradiction on Mars. Abundant evidence points to an early warm, wet climate on the red planet, but there’s no sign of ...