In nature, tiny crystals known as nanocrystals are formed slowly over many years. Rocks and minerals react with air, water, and carbon dioxide in a process called chemical weathering. These reactions ...

Clear distinctions between natural, treated, and synthetic gemstones protect both the integrity of the jewelry industry and the confidence of clients” — Ken Bowers METAIRIE, LA, UNITED STATES, ...

Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find.

"Most excitingly, this new idea addresses one of the longstanding habitability problems on Europa and is a good sign for the prospects of extraterrestrial life in its ocean." When you purchase through ...

Jupiter's icy moon Europa may have a previously overlooked way of delivering life-supporting chemicals to its vast subsurface ocean, according to new research. Scientists have long been intrigued by ...

As geological hydrogen exploration continues in the state, Iowa lawmakers are looking to update state laws to help regulate ...

Saint Louis University’s Department of Earth and Atmospheric Sciences offers undergraduate and graduate courses covering topics ranging from oceanography to geomorphology to cloud physics. Content ...

Particle size and shape influence virtually every aspect of mining operations – from the transport and deposition of ...

A rough diamond unearthed in Botswana in the final quarter of 2025 has drawn sustained attention from geoscientists and gemological laboratories worldwide. The 37.41-carat crystal features a highly ...

Reliable sample preparation in geology maintains material integrity, delivering high-quality surfaces for accurate ...