
Flask of Red Algae

Growing Algae in Growth Chamber

Algae Growth at Des Moines Area Community College

Algae Growth at Des Moines Area Community College 2

Algae Spectrophotometer

Veggies in Space

Portrait of Margaret W. “Hap’ Brennecke. Brennecke was a metallurgist and welding engineer in the Materials and Processes Laboratory at…

In this photo, Margaret W. ‘Hap’ Brennecke reviews blueprints in the Manufacturing and Engineering Laboratory at Marshall Space Flight Center…

In this photo, Margaret W. ‘Hap’ Brennecke reviews blueprints with Ernest Bayless in the Manufacturing and Engineering Laboratory at Marshall…

Stephanie Wilson is a veteran of three spaceflights--STS-120, STS-121 and STS-131--and has logged more than 42 days in space.