Stromatolites

Origin of Stromatolites--GSA Today 2013

Disappearance of Stromatolites-WHOI

Microbial Mats and Stromatolites NASA

Microbe Movie

Stromatolites in Wikipedia

Stromatolite Photos
Stromatolite Gallery

Yellowstone Extremophile trip for teachers

Red Tide
Algae to Seaweed
Microbe Zoo in Water World
CyanoBacteria at Berkeley
CyanoBacteria Intro

Cyanobacteria and Human Health

Proterozoic Fossils

Life in the Proterozoic

Proterozoic Localities

Nova page on Origins

Ponds, not oceans

How old is that rock, anyway?

Understanding Evolution

Oxygen and life: Lecture

Archean and Proterozoic Life: Notes

The Proterozoic

Proterozoic Life

Eukaryotes

Snowball Earth

Snowball Earth and Life

Eukaryotic Macrofossils At Horseshoe Harbor