690 Items Tagged

Geological Oddities

A illustration imagines the aftermath of Earth's collision with Theia, and how the material ejected by it slowly began to reform into an orbital body.

Theia and the Collision That Gave Birth to the Moon

Evidence deep within the planet suggests that remnants of Earth's catastrophic twin might still lie below.

Robin George Andrews December 4, 2023

What NASA Is Looking for in Yellowstone National Park | Untold Earth

Ben Amera Monolith

The second largest monolith in the world was once betrayed by its lover, Ben Aicha.

The piece of sunken ocean is the size of India.

geological oddities

The Mystery of the World’s Largest and Deepest Gravity Hole

The sea level here is hundreds of feet lower than the rest of the ocean.

Frank Jacobs, Big Think November 3, 2023

geological oddities

An Entire Continent Went Missing—But Scientists Have Found It Again

Fear not, these geologists are good at their jobs.

Olivia Young November 2, 2023

Nye County, Nevada

Sailing Stones of Bonnie Claire Playa

Under the right conditions, rocks will move across this dry lakebed, leaving trails behind them.

The Story Behind This Giant Rock in the Middle of a Field | Untold Earth

Dún na mBó

When the tide is high, you can see the Atlantic pushing up through a deep, jagged hole in the rock.

Vegacervera, Spain

Cueva de Valporquero

The spectacular geological formations make it one of the most impressive caves in Europe.

McLouth, Kansas

Rock in Road

A rock that was too big to move, so the town just paved around it.

Podcast: The Mysterious Sinkholes of Mt. Baldy

One family's visit to Lake Michigan turns into a wild tale of a missing boy and mysterious tunnels.

The Podcast Team August 23, 2023

Lander, Wyoming

The Sinks

This canyon is named for a unique geologic formation where the river vanishes underground near the mouth of the canyon and reappears farther down.

Nevada State Route 375 was officially designated as the Extraterrestial Highway in a nod to rumors of otherworldly activity, but the desert road offers plenty of more grounded attractions.

Nevada's Extraterrestrial Highway Is Full of Earthly Wonders, Too

Explore a catastrophic space rock strike, unique flora and fauna, and millennia-old rock art on this famous stretch of desert road.

Matthew Malinowski August 8, 2023

Kirkjubæjarklaustur, Iceland

Kirkjugólf Basalt Columns

What was once believed to be a church floor turned out to be the artwork of geology.

Hamburg, New Jersey

Hamburg Stromatolites

An approximately 500 million-year-old rock outcropping covered in fossilized bacteria.

South Africa's northeastern region is a complex landscape of savanna, forest, and dramatic mountains, such as eMhlongamvula. The varied landscapes sit on massive gold deposits and some of the oldest continental crust on the planet.

The World's Oldest Glaciers Are Buried Under South African Gold

2.9-billion-year-old evidence could be proof of a lost ice age—the first “Snowball Earth.”

Gemma Tarlach July 12, 2023

Marble Canyon, Arizona

White Pocket

This mesmerizing and surreal landscape features intricate patterns of white and red sandstone.

Marble Canyon, Arizona

Edmaier's Secret

This hidden gem in Arizona is truly worth the rugged journey.