Thundereggs look like regular rocks from the outside, but contain intricate and colorful mineral patterns inside — often made ...

Göttingen University researcher Fiorella Arduin Rode working in open pit mine of the study area, Los Catalanes mining district, northern Uruguay. Along with Ametista do Sul in southern Brazil, these ...

Geodes are not so pretty on the outside, but when cracked, they are beautiful on the inside. With a few materials from around the house, you can turn an ordinary egg into a geode. Materials ...

Two almost perfectly round dinosaur eggs from eastern China have turned out to be hollow shells packed with glittering crystals instead of bones. The fossils, uncovered in the Qianshan Basin of Anhui ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Fossils, purple geodes, and more are hitting the auction block ...

Growing up, kids often have a fascination with rocks: smooth ones, shiny ones, uniquely shaped ones; and who doesn’t like a surprise? Combine those two elements and you have Geode Cracking, a NEW ...