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Many volcanic islands have surprisingly cool origins
These enigmatic cool hotspots may provide important chemical clues about the evolution of the planet.
This rare blue diamond is practically a miracle of nature
It’s also helping geologists better understand plate tectonics.
6 geology games for kids who take rocks for granite
It's up to you to come up with more rock puns, though.
Kīlauea has belched 4.2 billion gallons of lava—and it isn’t done yet
The volcano is giving us a show with glass, lava lakes, and vog (yes, you read that correctly).
What it’s like to drink water that’s 15,000 years old
Ancient aquifers are some of the most important, and delicate, water sources out West.
Volcanoes could be our fiery allies in the fight against carbon emissions
Weathering is key to locking up some of the atmosphere's natural carbon dioxide.
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.
How minerals and rocks reflect rainbows, glow in the dark, and otherwise blow your mind
Nature's imperfections make a feast for the eyes.
Jostling in Venus’ crust could reveal clues about Earth’s early geology
Venusian ‘campi’ behave differently than our own tectonic plates.
Peer inside the solar system’s largest canyon
Valles Marineris is bigger than the Grand Canyon many times over.
