(There are other clay minerals which do not expand.) A single clay particle of this type can expand almost 100 percent. For example, a 10-angstrom clay mineral may expand to 19.5 angstroms.

China dominates the global rare earths industry—and it’s not even close. A fight is already underway to lay claim to this sunken island’s natural riches.

Green water treatment chemicals offer an eco-friendly alternative for industrial and municipal water systems, promoting sustainability and regulatory ...

Pond dredging removes sludge, restores depth, and improves water quality. Learn why it’s key to maintaining a healthy ...

New five-part series Parenthood, reveals the strategies that animal parents use to give their young a head start in life.

Strange creatures, sunken ships, and even forgotten parts of Earth’s surface lie far below the waves. Now, a surprising ...

In this paper, artificial flocs, similar to the ones that are found in a recently deposited cohesive seabed, were prepared using Ca-montmorillonite and kaolinite (two of the most abundant clay ...

It's a geological marvel, formed due to human mistake; a stunning formation that has become the defining feature of the park — a mini Grand Canyon.

A series of thermodynamic parameters, such as enthalpy change (Δ H), adsorption heat (Qst), Gibbs free energy (Δ G), and entropy change (Δ S), indicated that shale with a high clay mineral content ...

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...