A grapefruit-sized dinosaur egg from a fossil bed in China gave paleontologists a huge surprise. Rather than a dinosaur ...

Scientists in China uncover crystal-filled dinosaur eggs, revealing a glittering twist in prehistoric life and evolution.

The Dom Pedro Aquamarine is one of the largest mineral crystals found inside Earth’s rocks. Abigail Eisenstadt Dom Pedro aquamarine was cut from a 100-pound crystal that was mined in the late 1980s.

Mislabeled, lab-grown, and made from plastic—fakes abound in the crystals industry. Who’s going to do anything about it? By Maddie Stone Published Sep 12, 2023 9:00 AM EDT Get the Popular Science ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. A 15-year study led by the Carnegie Institution for Science ...