A public benefit, nonprofit institute, GIA is the leading source of knowledge, standards, and education in gems and jewelry. Welcome to GIA. Students around the globe turn to GIA for the knowledge, ...

Chip Clark, courtesy Smithsonian Institution, National Museum of Natural History Somewhere in Brazil in the 1500s, a Spanish conquistador washed the dirt from a green tourmaline crystal and confused ...

Patrick Dumont's explanations for the Luka Dončić trade aren't likely to satiate frustrated Mavericks fans.