A variety of marine creatures and unique features can be found in the deep sea off Norway, including the dumbo octopus, colorful anemones and venting chimneys.

As Norway Considers Deep-Sea Mining, a Rich History of Ocean Conservation Decisions May Inform How the Country Acts

In the past, scientists, industry and government have worked together in surprising, tense and fruitful ways

An aerial view of dredges at an illegal gold mining area in the Amazon region of Peru.

Tree Rings Bear Witness to Illegal Gold Mining Operations in the Amazon, New Study Finds

Mercury concentrations in fig trees could provide useful information about mining activity in the rainforest over time

Parts of the deep Pacific Ocean are covered in metallic lumps known as polymetallic nodules. A study published last year suggested they produce oxygen without sunlight.

Scientists Who Found Mysterious ‘Dark Oxygen’ on the Ocean Floor Plan a New Expedition, Hoping to Settle Disputes

Last year, the team made headlines when it published a paper describing how metal lumps at the bottom of the Pacific Ocean seemed to produce oxygen without sunlight

Russia's Kamchatka Peninsula is known for its extinct and active volcanoes.

New Research

Extinct Volcanoes May Be an Untapped Source of Rare Metals

Unexplored iron-rich magma could help power current and future technologies

The woolly rhino horn discovered by miners.

Miners Unearth a Mummified Woolly Rhino in Siberia, With an Intact Horn and Soft Tissue

The rare discovery will help scientists find out more about the prehistoric animal’s development, diet and living conditions

Botswana’s President Mokgweetsi Masisi holds up the newly discovered diamond, which weighs more than a pound.

Largest Diamond Since 1905 Unearthed by Miners in Botswana

Volcanic eruptions long ago brought the 2,492-carat diamond—the latest in a string of stunning discoveries over the last decade—to the surface

Gerard Barron, chairman and CEO of The Metals Company, holds a nodule retreived from the seafloor in the Clarion Clipperton Zone of the Pacific Ocean in 2021. The company plans to mine for these nodules, which researchers suggest produce oxygen underwater.

Scientists Discover ‘Dark Oxygen’ on the Ocean Floor Generated—Surprisingly—by Lumps of Metal

Researchers found that electric currents from polymetallic nodules are behind this alchemy—the same minerals that deep-sea miners are targeting

A little over a century ago, a limestone cave system north of Kuala Lumpur was reborn as a holy Hindu shrine, called Batu Caves.

From Cisterns to Temples, These Twelve Underground Worlds Are Open for Exploring

Some of these age-old subterranean spaces have even been transformed into amusement parks, art galleries and restaurants

Jennifer Stewart and her burro Sheba tackle the 9-mile pack burro race in Georgetown, Colorado, in 2019.

For 75 Years, Runners Have Raced in Colorado Tethered to Donkeys

Harkening back to mining days, the sport has human-donkey teams navigating challenging mountain courses

The fire destroyed one of the historic "20-mule team" wagons from the late 19th century. A steam tractor named "Old Dinah" survived.

Historic Borax Wagon Destroyed in Blaze at Death Valley National Park

Beginning in 1883, 18 mules and two horses hauled wagons full of borax across eastern California

Researchers tested 49 medieval coins, finding the older ones were minted from silver Byzantine goods and the newer ones were made of silver mined in western France.

New Research

Medieval English Coins Were Made With Melted Byzantine Silver

Researchers have solved the mystery of the silver coin boom that took place around 660 C.E.

The Moon's North Pole

Why Scientists Are Calling for the Moon to Be Better Protected From Development

Only a few lunar sites are ideal for certain cutting-edge research—and they’re under threat from mining, satellites and bases, scientists argue

Mining foreman R. Thornburg shows a small cage with a canary used for testing carbon monoxide gas in 1928.

What Happened to the Canary in the Coal Mine? The Story of How the Real-Life Animal Helper Became Just a Metaphor

The humble bird, which was employed until 1986, represents an important part of mining history

The 7.46-carat brown diamond is about the size of a gumdrop.

French Tourist Finds 7.46-Carat Diamond at Arkansas State Park

Julien Navas plans to have the brown gem split into two pieces so he can give half to his fiancée and half to his daughter

Paleontologists say the collection of uncovered bones likely represents the most complete mammoth ever found in North Dakota.

Cool Finds

Miners Discover Seven-Foot Mammoth Tusk in North Dakota

After coal mine workers found the 50-pound specimen, paleontologists studied the site and uncovered more than 20 additional bones

This year was marked by many broken records in the ocean.

The Top Ten Ocean Stories of 2023

Major discoveries, an undersea tragedy and international cooperation were some of the biggest saltwater moments of the year

The shoe still has a piece of flax or linen attached, which may have once served as a shoelace.

Cool Finds

2,000-Year-Old Child’s Shoe Found in Austrian Mine

The leather shoe in “outstanding” condition is comparable to a U.S. children’s size 12

Aspen Brown unearthed the golden-brown diamond while visiting Crater of Diamonds State Park with her family.

Cool Finds

Girl Celebrating 7th Birthday Finds 2.95-Carat Diamond

Aspen Brown stumbled upon the pea-sized, golden-brown gem while visiting an Arkansas park

A total of 163 people attended the 117th Central Mine reunion.

Once a Year, This 19th-Century Michigan Ghost Town Comes to Life

Last month, descendants of copper miners and history enthusiasts alike gathered for the 117th annual Central Mine reunion service

Miomir Korac, the lead archaeologist working on the newly unearthed ship

Cool Finds

Coal Miners Discover Ancient Roman Boat in Serbia

Measuring nearly 43 feet long, the ship’s remains were found near the bustling Roman city of Viminacium

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