A S THE GEM QUIZ grows old in the tooth, it occasionally veers into the obscure industrial fringes of gemology, which is where we ended up last month with our mystery stone, Scheelite – lovely in ...

A STUDY which represents local clinicians’ first attempt to investigate the prevalence of urolithiasis (kidney stones) has ...

In October 2020, a van-sized robotic spacecraft briefly touched down on the surface of Bennu, a 525-meter-wide asteroid 320 ...

Russell and Missy Carhart, co-founders of Hart Events and managers of Eons Expos, hope to attract younger audiences and raise money during their 130,000-square-foot Tucson Gem Show on 22nd Street.

Two of them — Colors of the Stone gem and To Bead True Blue bead shows — give collectors, designers and casual shoppers a chance to peruse a range of rare beads and antiquities, natural stones and ...

While some people swear by using vinegar, salt or boiling water to deter these unewlcome plants, Trevor Knight, award-winning ...

In 2011, a collector unknowingly purchased a small, dark meteorite in Morocco. Years later, scientists discovered that this unassuming rock contained something far more valuable than anyone had ...

With its plentiful trails and babbling streams, the New England Forestry Foundation’s Hartnett Manhan Memorial Forest has ...

What FACTS ABOUT ROCKS do you know? They are abundant on earth, and yet little is known about them. These facts will increase your knowledge of the rocks.

The wonder of Radium, a glowing treasure discovered by Marie Curie, blinded the world to its perils... and it quickly became ...

Scientists have finally had a close look at the rubble collected by a spacecraft from the asteroid Bennu. Here's what they ...