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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

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 million years

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

Huge Crater Discovered in Greenland

10 Biggest Impact Craters on Earth

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

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Quenched glasses, asteroid impacts, and ancient life on Mars

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April 12, 2017

Internal Structure of the Moon

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June 2018 flow from Kilauea Volcano’s lower east Rift Zone.

What does the future of Kilauea hold?

April 28, 2019

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From left to right: Haplocheirus, Xiyunykus, Bannykus, and Shuvuuia. Note the lengthening of the jaws, reduction of the teeth, and changes in the hand and arm.

Two new Chinese dinosaurs discovered

Animals tend to evolve toward larger size over time, Stanford study...