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Rocks

An atlas of rocks and minerals: each one a record of the conditions that made it.

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Two Earthquakes, 39 Seconds Apart: Inside Venezuela’s 24 June 2026 Doublet

Introduction

The Venezuela earthquake of 24 June 2026 began...

June 25, 2026

  • Geohazards
  • Geophysics

Santorini 2025 Earthquake Swarm Explained

Introduction

By late January 2025, the residents of Santorini had stopped sleeping well....

June 11, 2026

  • Geophysics
  • Volcanology

Vredefort Crater: Earth’s Oldest, Biggest Impact Scar

Introduction

Two billion years ago, a rock between 20 and 25...

June 10, 2026

  • Geophysics

The 26-Second Pulse: Earth’s Heartbeat No One Can Explain

Introduction

On 6 June 1961, the needles on long-period seismographs scattered...

June 7, 2026

  • Geophysics

Shanay-Timpishka: The Amazon’s Boiling River

Introduction

Walk the bank of the Shanay-timpishka and the first thing...

June 4, 2026

  • Geophysics

Kola Superdeep Borehole: The Deepest Hole on Earth

Introduction

On a low rise of Arctic tundra near the Norwegian...

June 2, 2026

  • Geophysics

Earthquake Lights: The Science Behind the Glow

Introduction

Just before 11 p.m. on 8 September 2023, security cameras around Marrakech...

June 1, 2026

  • Geophysics

Indian Ocean Gravity Hole Explained

The Indian Ocean “Gravity Hole”: How Earth’s Largest Geoid Low Formed

May 28, 2026

  • Geophysics

The Bermuda Anomaly: An Island Floating on a 20-km Raft

New seismic imaging shows Bermuda is held up by a thick slab of cooled...

May 28, 2026

  • Geophysics

First-Ever Fault Rupture Caught on Camera

How a CCTV clip from the 2025 Mandalay earthquake rewrote seismology

The afternoon...

May 25, 2026

  • Geomorphology
  • Geophysics

Argoland: The Lost Continent Hidden Under Indonesia

Introduction

Argoland is a lost continent that broke off northwest Australia roughly 155...

May 24, 2026

  • Geomorphology
  • Geophysics

Laschamps Excursion: When Earth’s Field Collapsed

Introduction

In a fourth-floor office of the Climate and Space Sciences and Engineering...

May 23, 2026

  • Geophysics

Birth of a Sixth Ocean: Inside the Turkana Rift’s Final Act

On a hillside in West Turkana, late-Miocene mudstones tilt toward the sky in alternating...

May 23, 2026

  • Geophysics

World’s Oldest Impact Crater Found in Pilbara

Introduction

On a hot morning in May 2021, Chris Kirkland, Tim Johnson and...

May 21, 2026

  • Geomorphology
  • Geophysics

Earth’s Inner Core Reverses Its Spin, Learn Why

Introduction

In June 2024, a team led by Wei Wang and...

May 20, 2026

  • Geophysics

Northern Appalachian Anomaly: The Hot Blob Drifting East

The Northern Appalachian Anomaly, Explained

In brief: The Northern Appalachian Anomaly...

May 14, 2026

  • Geophysics

The Great Unconformity: How a Billion Years of Earth’s History Went Missing

A new thermochronology study from the North China Craton argues that supercontinent tectonics, not...

May 13, 2026

  • Geomorphology
  • Geophysics
  • Petrology

LLSVPs: Hidden Giants at Earth’s Core–Mantle Boundary

Tuzo and Jason: The Continent-Sized Blobs Inside Earth

Drop straight down through the...

May 12, 2026

  • Geochemistry
  • Geomorphology
  • Geophysics

May 10, 2026

  • Geohazards
  • Geophysics

Earth Has 8 Continents. Why Did We Miss One?

For 375 years, an entire continent was hiding in plain sight, obscured by the...

January 7, 2026

  • Geophysics

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