Skip to main content

Arts
Science + Technology
Society + Culture
Campus + Community
Athletics
calendar

The UCSB Current

Search form

Search this site

Archean Eon

The Upper Crust

Geologists analyze trace elements to determine that the onset of plate tectonics occurred about 3 billion years ago

Share

Most Popular Topics

Division of Social Sciences research UC Santa Barbara sustainability humanities social sciences climate change Development students faculty books arts engineering faculty awards environment art commencement gift philanthropy Department of Theater and Dance NCEAS physics UCSB Library alumni anthropology gevirtz graduate school of education Bren School of Environmental Science & Management ecology graduation history events conservation rankings sociology Art Design & Architecture Museum neuroscience faculty authors faculty honors UCSB materials graduate students

See all topics >>

Editor's Picks

Campus + Community

Campus Beaches Closed April 4-5
Arts

A Life of Words
Society + Culture

The Dirt on the Dig
Science + Technology

Snapping A Space Shot
Society + Culture

A Coordinated Response

Copyright © The Regents of the University of California.
All Rights Reserved.

Privacy | Terms of Use | Accessibility | Webmaster

Explore

Archives
Topics
Arts + Culture
Science + Technology
Alumni
Campus

About

News@UCSB
Public Affairs & Communications
Contact Us

Connect

Subscribe
Facebook
Twitter
Vimeo
LinkedIn
YouTube
UCTV
RSS