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

Discover how rocks, minerals & the rock cycle change your world. Join the Science Trek team to explore rocks and minerals! Discover how the Earth formed, the three types of rocks, the rock cycle, and ...

Crystals hidden in Australia’s oldest rocks have revealed new clues about how Earth and the Moon formed. The study suggests ...

Test your rock & mineral smarts—are you a Rock Star? Think you know rocks and minerals? Take the Science Trek quiz! Test your smarts on gold, salt, Earth’s oldest rocks, gemstones on Mars, and the ...

Springfield - The Dinosaurs are coming this weekend, October 1st and 2nd. The annual Lincoln Orbit Earth Science Society (LOESS) Rock, Mineral and Fossil Show will happen. You should know, the show ...

Sometimes to truly study something up close, you have to take a step back. That's what Andrea Donnellan does. An expert in ...

Researchers say they might have discovered the oldest rocks on Earth. The rocks in question are a belt of swirly, stripe-covered rocks found in the northeastern reaches of Canada. These rocks appear ...

A remote outcrop in Canada harbors rocks that are at least 4.16 billion years old, researchers report June 26 in Science. If true, these rocks would be the oldest known on Earth and the first to date ...

Earth’s deep interior may hold water equal to today’s oceans, challenging long-held views of how the planet became habitable.

On a special episode (first released on May 28, 2025) of The Excerpt podcast: We need rare earth minerals for use in items we rely on for modern life. New tech holds possibilities for mining at home ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the Greek god of the underworld, reflecting the extreme heat that likely ...