Paleontologists have discovered a new fossil species, Pluridens imelaki, from the Late Cretaceous phosphate deposits in ...

Figure 1. This gold ring with a phoenix motif features a Neyshabur turquoise (13 × 17 mm), with a 0.02 ct ruby on each side and diamond accents. Courtesy of Taktala Jewelry, Tehran. Turquoise is an ...

David L. Stern has worked for news outlets in Russia, Eastern Europe, the Caucasus, the Middle East and Central Asia. He has lived in Ukraine since 2009, covering the 2014 Maidan revolution, war in ...

Magnesium L-threonate is a newer form of magnesium that can cross the blood-brain barrier and may support brain function. There is no specific dosage guidance for this type, but general magnesium ...