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Zircon Crystals of the mineral zircon are tiny time-capsules that record the age of many events in Earth’s history. Dating zircon crystals like this was one of the two methods used to calculate the age of the Hiawatha impact crater. Illustration: Gavin Kenny, Swedish Museum of Natural History.

Giant impact crater in Greenland occurred a few million years after dinosaurs went extinct

Geology Page - March 13, 2022

Drone images of craters formed at Sheep Mountain. Credit: Kent Sundell, Casper College.

Secondary cratering on Earth: The Wyoming impact crater field

The deep origin of craters and mounds was discovered using cutting edge 3D seismic technology which can penetrate deep into the ocean floor, and help scientists visualize the structures in the hard bedrock underneath. Illustration: M. Waage

New study reveals cracks beneath giant, methane gushing craters

Impact illustration. Credit: Victor Leshyk

It was microbial mayhem in the Chicxulub crater, research suggests

An orthophoto of Wolfe Creek Crater. An orthophoto is an aerial photograph that has been geometrically corrected so that the scale is uniform and the photo has the same lack of distortion as a map. Credit: University of Wollongong

New study reveals secrets of Wolfe Creek Crater

Vredefort Dome, Free State, South Africa. Credit: NASA

Vredefort crater : The Largest Verified Impact Crater on Earth

Geology Page - October 23, 2019

Maps of the Siljan impact structure and study locations. a Map of Sweden with the Siljan area indicated. b Geological map of the Siljan impact structure with locations of the cored boreholes and the quarry sampled for mineral coatings indicated, along with the sedimentary units in the crater depression, towns, lakes (white) and roads (black lines). Gas compositions exist from boreholes VM2 and VM5 (located adjacent to VM2). Credit: Nature Communications, 2019

Europe’s largest meteorite crater home to deep ancient life

Geology Page - October 23, 2019

The 21 shocked and unshocked zircon crystals dated in this study were separated from this ~30 cubic centimeters of unconsolidated late Eocene sediment obtained from Ocean Drilling Project site 1073, hole A. Credit: Biren/ASU

Researchers study largest impact crater in the US, buried for 35...

Geology Page - August 14, 2019

Map of the bedrock topography beneath the ice sheet and the ice-free land surrounding the Hiawatha impact crater.

Huge Crater Discovered in Greenland

Geology Page - November 17, 2018

10 Biggest Impact Craters on Earth

Geology Page - May 9, 2017

Dino-killing crater shows clues about Ice Age sea level

Geology Page - November 24, 2016

Comet craters — literal melting pots for life on Earth

Geology Page - May 5, 2016

Globally unique double crater identified in Sweden

Geology Page - September 11, 2015

Double impact crater in Canada formed in two separate impacts

Geology Page - March 14, 2015

66-yard crater appears in far northern Siberia

Geology Page - July 19, 2014

Few, if any, big impact craters remain to be discovered on...

Geology Page - June 18, 2014

Where have all the craters gone?

Geology Page - May 28, 2014

Ancient crater points to massive meteorite strike

Geology Page - May 26, 2014

Crater discovery’s impact echoes still today

Geology Page - May 24, 2014

MOST POPULAR

Drawing a ‘curtain of fire’ on dinosaur extinction theory?

November 24, 2015

New timeline proposed for plate tectonics

May 11, 2017

Regional Metamorphism

Regional Metamorphism : What is regional metamorphism? How it formed?

May 22, 2019

World’s shallowest slow-motion earthquakes detected offshore of New Zealand

May 6, 2016

MORE ARTICLES

Volcanoes Cause Climate Gas Concentrations to Vary

Geomorphic impact of the flooding caused by tropical storm Lee in...

A view of Kīlauea’s summit lava lake. The lava lake is contained within a crater, which is set within the larger Halema‘uma‘u Crater. New research aims to understand the activity that led to the eruption in 2018 in Kīlauea’s lower East Rift Zone. Credit: USGS

Volcanic tremor and deformation at Kīlauea

Western Indian Ocean Earthquake and Tsunami Hazard Potential Greater Than Previously...