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
UC Santa Barbara
research
sustainability
humanities
climate change
social sciences
faculty books
Development
students
COVID-19
arts
philanthropy
engineering
faculty awards
environment
commencement
art
gift
Department of Theater and Dance
UCSB Library
physics
NCEAS
anthropology
alumni
gevirtz graduate school of education
ecology
events
Bren School of Environmental Science & Management
graduation
Graduate Division
Economic Forecast Project
Carsey-Wolf Center
materials
history
faculty honors
rankings
conservation
faculty authors
Art Design & Architecture Museum
More
See all topics >>
Editor's Picks
Society + Culture
Language in the Air
Science + Technology
Royal Recognition
Society + Culture
Rounding the Corner
Society + Culture
Race to Justice Continues
Science + Technology
Enlightening Dark Ions
