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Featured in geology

By Jul 19, 2021
Science

Diamonds contain remnants of Earth’s ancient atmosphere

To us, they may be beautiful lumps of carbon—but to scientists, they’re 2.7-billion-year-old time capsules.
By Jun 28, 2021
Science

How minerals and rocks reflect rainbows, glow in the dark, and otherwise blow your mind

Nature's imperfections make a feast for the eyes.
By Jun 25, 2021
Space

Jostling in Venus’ crust could reveal clues about Earth’s early geology

Venusian ‘campi’ behave differently than our own tectonic plates.
By Jan 5, 2021
Space

Peer inside the solar system’s largest canyon

Valles Marineris is bigger than the Grand Canyon many times over.
By Oct 29, 2020
Science

These boulders seemed to move on their own—until one scientist figured them out

Death Valley National Park’s Racetrack Playa is famous for a decades-old phenomenon.
By Oct 23, 2020
Science

Look inside the hidden world of Earth’s most beautiful caves

They’re not the dark, dirty holes you grew up fearing.
By Oct 8, 2020
Space

Local asteroid Bennu used to be filled with tiny rivers

Six new studies describe the rock’s soggy past and violent present.
By Oct 7, 2020
Science

A volcanologist shows what makes magma go boom

Kayla Iacovino loves scaling active volcanoes as much as she loves modeling them in her NASA lab.
By Aug 21, 2020
Environment

Mummified leaves offer a glimpse of Earth’s ancient climate—and our future

The fossils hint at a period of high carbon dioxide levels.
By Aug 5, 2020
Space

Ancient valleys may hold clues to past life on Mars

Understanding whether the Red Planet’s past was warm and wet or cold and icy can offer insights about whether it was ever habitable.