Diamond “type” is a concept that is frequently mentioned in the gemological literature, but its relevance to the practicing gemologist is rarely discussed. Diamonds are broadly divided into two types ...

Anchor: #come-face-to-face-with-the-largest-dinosaur-that-ever-lived Come face-to-face with the largest dinosaur that ever lived. The titanosaur Patagotitan mayorum is a big deal—literally, the ...