Researchers explored pitch-black pits in Yucatán's labyrinthine underwater caves to unlock the secrets of the rivers that provide drinking water to millions

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A diver in blue swims among stalagmites and stalactites in the Yucatán's underwater caves
Divers swam throughout Yucatán's underwater caves taking samples of the different microbes that live there.

Natalie Gibb/Under the Jungle

An ancient missing continent was finally rediscovered 155 million years after it vanished

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An artist's rendering of the islands of Southeast Asia, seen from above.
A topographic map of Southeast Asia. Scientists think this is where Argoland, a long-lost continental fragment, ended up.

Frank Ramspott/Getty Images

New Zealand has had dozens of 'slow' earthquakes that can last weeks. A hidden underwater sea may be the cause.

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Napier, New Zealand sits along Hawke Bay, with many buildings softly lit and purplish during sunset
Napier sits along Hawke Bay on New Zealand's eastern coast, near the Hikurangi Plateau.

Walter Bibikow via Getty Images

Researchers discovered a hidden Antarctic landscape under a layer of ice over a mile thick that shows how different the continent looked millions of years ago

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A small boat in the water near the Admiralty Mountains in the east of Antarctica
The Admiralty Mountains loom in eastern Antarctica.

Andrew Peacock via Getty Images

Scientists finally finished mapping Earth's 8th continent Zealandia, helping them solve the lost continent's mysterious history

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Zealandia
Scientists now have a complete map of Zealandia.

Nick Mortimer/GNS Science

Earth's mysterious core may be encased by an ancient ocean floor that has mountains 5 times taller than Everest

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An illustration shows the Earth's core wrapped in red matter representing a newly discovered structure that may be wrapping around the Earth's core.

The US has pumped so much groundwater that it's literally splitting the ground open across the American Southwest

Tech Insider : Environment
North Sulphur Springs Valley (north of WIllcox), AZ
A fissure tears open earth and roots in North Sulphur Springs Valley, Arizona.

Joesph Cook/AZGS

The Atlantic Ocean is getting wider every year. Researchers have finally figured out why.

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midatlantic skitched 1
A map of the Atlantic Ocean floor.

NASA Earth Observatory map by Joshua Stevens, using data from Sandwell, D. et al. (2014).

Watch the last billion years of Earth's tectonic plate movement in just 40 seconds

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Tourists walk on a boardwalk in a Rift Valley exposing the North American and Eurasian tectonic plates, at Thingvellir National Park, Iceland
Tourists walk between a rift in the North American and Eurasian tectonic plates at at Thingvellir National Park, Iceland.

Chris Helgren/Reuters

Researchers Spot an Active Volcano on Venus, Suggesting the Planet Is Active

Gizmodo : Environment

A new analysis of 30-year-old images taken by the Magellan spacecraft suggests that a volcanic eruption happened on the planet between 1990 and 1992. In other words, Venus is a living planet.

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