Analyses will help to reveal how far the West Antarctic Ice Sheet retreated in the past — and what it might do in the future.

Scientists have identified a rocky outer planet in a system where a gas giant was expected. The discovery challenges ...

Tiny zircon crystals are revealing that Earth’s earliest history may have included surprisingly complex tectonic activity.

In 2023, NASA’s OSIRIS-REx spacecraft collected samples of 4.6-billion-year-old rocks from an asteroid called Bennu and ...

As it swept past the Sun and Earth, the object left behind more than a glowing trail. An unusual scientific opportunity ...

NASA's SPHEREx space telescope detected organic molecules coming off comet 3I/ATLAS as the interstellar visitor made its closest approach to Earth in December.

The discovery that amino acids can form in more ways than we thought is another boost to the search for life beyond Earth. If ...

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 ...

Sometimes to truly study something up close, you have to take a step back. That's what Andrea Donnellan does. An expert in Earth sciences and seismology, she gets much of her data from a bird's-eye ...

WEST LAFAYETTE, Ind. — Sometimes to truly study something up close, you have to take a step back. That’s what Andrea Donnellan does. An expert in earth sciences and seismology, she gets much of her ...

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 ...

Like an interstellar rolling stone. NASA scientists were baffled after uncovering a rock on Mars that didn’t belong there — with a composition pointing to potentially interstellar origins. “This rock ...