A study of the development of earthquakes shows that the size of the initial rupture does not determine its intensity or range later on.
geology
Posted inResearch Spotlights
New Technique Tracks Rock Deformation at a Micrometric Scale
Scientists explore microscopic marble deformation at high pressures and temperatures using a novel experimental technique that could improve our understanding of rock deformation in nature.
Posted inEditors' Vox
Exploring Formal Recognition of the Anthropocene
Colin Waters of the Anthropocene Working Group, which has been exploring formal recognition of the Anthropocene as a unit in the geological time scale, discussed the group's recommendations at the IGC.
Posted inNews
New Findings Suggest Dwarf Planet Ceres Is Geologically Active
Cryovolcanoes, landslides, and water ice all point to current activity, researchers found.
Posted inNews
Scientific Study Group Favors Recognizing Human-Influenced Epoch
A formal proposal could take 3–4 years to prepare and then would require evaluation and approval by other scientists.
Posted inEditors' Vox
Resourcing the Future
How do we ensure a supply of needed mineral and other resources while minimizing energy and water use and environmental impacts, as well as recognizing social justice, international equity, and more?
Posted inNews
How Did Fragile Early Microbes Become Fossils?
During the Ediacaran period more than a half billion years ago, clay mineral coats likely shielded delicate remains, helping them become exquisitely preserved in rock, recent experiments suggest.
Posted inResearch Spotlights
Cold Temperatures Set Off Slow-Moving Landslides
Falling ground temperatures in the cold season are found to trigger shallow, slow-moving landslides on slopes with clayey soil.
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
Tiny, Deep Quakes Increase on San Andreas as Tides Tug on Fault
When the gravity of the Sun and Moon causes Earth's crust to bulge every 2 weeks, slow-moving earthquakes proliferate in the lower reaches of the San Andreas, a new study finds.