The Great Unconformity—a huge time gap in the rock record—may have been triggered by the uplift of an ancient supercontinent, say researchers using a novel method for dating rocks.
Continental tectonics: extensional
Posted inEditors' Highlights
The Many Magmatic Modifications to the African Continent
How the very slow moving African Continent, with a lithosphere of quite varied age elements and thickness, has responded to ongoing asthenospheric modification.
Posted inResearch Spotlights
Unraveling the History of Central Europe's Pannonian Basin
A multidisciplinary model linking the sedimentary and tectonic histories of this structurally complex basin suggests that large amounts of extension occurred there between 20 and 9 million years ago.
Posted inFeatures
New Insights into North America’s Midcontinent Rift
The Midcontinent Rift has characteristics of a large igneous province, causing geologists to rethink some long-standing assumptions about how this giant feature formed.
Posted inNews
The Backwards Earthquakes
Earthquakes in Idaho's panhandle are usually caused by the Earth's crust pulling apart. So why were earthquakes on 24 April pushing the crust together?
Posted inResearch Spotlights
Trace Element Holds the Key to Deformation of Continents
Studies of titanium in quartz grains could help scientists gain a better understanding of our planet's shifting surface.