Geology

Marvin, a trailblazer in more ways than one, surveys the Antarctic terrain on her meteorite-hunting expedition of 1978-79.

The Rockstar Geologist Who Mapped the Minerals of the Cosmos

A professor told Ursula Marvin she should learn to cook. Instead she chased down meteorites in Antarctica

Ancient Humans Weathered the Toba Supervolcano Just Fine

New studies suggest the largest eruption in the last 2 million years didn't push humanity to the edge of extinction as previously hypothesized

Researchers Find a Chunk of North America Stuck to Australia

When an ancient supercontinent broke apart the Queensland peninsula may have gotten left behind

The epicenter of last night's earthquake in Alaska

Why Did Alaska's Big Quake Lead to a Tiny Tsunami?

Geophysics, plate tectonics and the vast ocean all determine how severe a tsunami may be

Lava cascades down the slopes of the erupting Mayon volcano in January 2018. Seen from Busay Village in Albay province, 210 miles southeast of Manila, Philippines.

Geology Makes the Mayon Volcano Visually Spectacular—And Dangerously Explosive

What's going on inside one of the Philippines' most active volcanoes?

World's Largest Underwater Cave System Discovered in Mexico

The 215-mile sunken freshwater labyrinth is a trove of ancient Maya artifacts

The 910-carat diamond discovered in Lesotho

World's Fifth-Largest Diamond Found in Lesotho

The 910-carat gem is a D-color, type-IIa stone, meaning it is completely colorless and has no visible impurities

New map of the Havre volcano

Scientist Autopsy the Aftermath of the Largest Underwater Volcanic Eruption of the Last Century

In 2012, miles of floating rock appeared in the Pacific. Now, scientists have studied the Havre seamount eruption that caused the mysterious pumice 'raft'

The rock from the Apex Chert in which the fossils were found

At 3.5 Billion Years Old, Are These the Oldest Fossils?

A new analysis of this decades-old find suggests that they were indeed once biological life—but not all are convinced

The Ten Best Children's Books of 2017

Our picks are full of silly words, weird animals and unknown histories

Gaze Into a 530-Million-Year-Old Eye, the Oldest Yet Discovered

Found on an Estonian trilobite, the eye once processed 100 "pixels" of information

The Ten Best Travel Books of 2017

These reads will remedy even the direst cases of wanderlust

Mount Agung

The Geology of Bali's Simmering Agung Volcano

The high viscosity magma of stratovolcanoes like Agung makes them extremely explosive—and potentially deadly

A cross-section of the fossilised cladoxylopsid found in Xinjiang, China.

Ancient Trees "Ripped Their Skeletons Apart" To Grow

Cross-sections of 374-million-year-old tree trunks revealed a complex web of woody strands that split and repaired themselves

Five Things to Know About the Yellowstone Supervolcano

There's no need to worry: It's unlikely it will blow anytime soon

A 2014 eruption of Old Faithful, one of its many consistent outbursts

Geologists Map the Plumbing Beneath Yellowstone's Old Faithful Geyser

Without turning over a stone, geologists imaged the subsurface supply for this iconic geyser

A bit of 3.95 billion-year-old graphite locked in quartz

This May Be the Oldest Traces of Life Yet Found

Bits of graphite, 3.95 billion years old, suggest life was churning away soon after Earth's formation

Scientists drilled under the waters around New Zealand to find evidence of a lost continent

"Lost Continent" Rises Again With New Expedition

Zealandia sank beneath ocean tens of millions of years ago, but scientists are pulling up remnants of it to study how it used to be

Inside the Rainbow Tunnel.

Follow This Rainbow Tunnel to the World's Largest Collection of Fluorescent Rocks

Get glowing in the Sterling Hill Mining Museum

3D recreation of an Roman galley found on the floor of the Black Sea

Exceptionally Preserved Ancient Ships Discovered in the Black Sea

Since 2015, the Maritime Archaeological Project expedition has uncovered 60 wrecks, covering 2,500 years of maritime history

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