1990 Photomicrography Competition

Crystal growth patterns from an anionic surfactant

Ron Sturm

Affiliation
Construction Technology Laboratories, Inc.
Skokie, Illinois, USA
Technique
Polarized Light
Magnification
10x

Double exposure of rat hypothalamus showing locus of the mammalian biological clock

Dr. Wutian Wu

Affiliation
Eastern Virginia Medical School
Department of Anatomy and Neurobiology
Norfolk, Virginia, USA
Technique
Brightfield and Darkfield
Magnification
10x