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Astrobiology: Life in the Universe

NASA Astrobiology Institute (NAI)


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  1. University of Wisconsin

    PI Clark Johnson
    Members 44 (See)
    Active Dates 11/2007 - 7/2012
    Team Website http://www.geology.wisc.edu/astrobiology/

    Executive Summary

    Wisconsin Executive Summary

    Project Reports

    Biogenic formation of high-magnesium calcite in sulfide-rich systems

    ROADMAP OBJECTIVES: 4.1, 6.1, 7.1

    Iron isotope biosignatures: Laboratory studies and modern environments

    ROADMAP OBJECTIVES: 4.1, 6.1, 7.1

    Microbial pyrite oxidation in nature and the lab: sulfate mineral biosignature investigation

    ROADMAP OBJECTIVES: 2.1, 4.1, 7.1

    Nano-structured minerals as tracers of microbial activities

    ROADMAP OBJECTIVES: 7.1

    New frontiers in micro-analysis of isotopic compositions of natural materials: Development of Fe isotopes

    ROADMAP OBJECTIVES: 4.1, 7.2

    New frontiers in micro-analysis of isotopic compositions of natural materials: Development of O, Si, and Li isotopes

    ROADMAP OBJECTIVES: 4.1, 7.1

    Production of mixed cation carbonates in abiologic and biologic systems

    ROADMAP OBJECTIVES: 4.1, 7.1

    EPO Reports

    Elementary School Science Nights

    Science Expeditions

    Museum Open House

    Exhibit Development

    Astrobiology Workshop for Museum Educators

    Media interactions

    Public Talks

    AbSciCon Poster

    Astrobiology 101 Training Prep

    Project Reports

    Organized by Astrobiology Roadmap Objective

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Change search results by adding or removing a year:

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  • 2008

    • Change seach results by adding or removing a roadmap objective:

  • 1.1 Models of formation and evolution of habitable planets
  • 1.2 Indirect and direct astronomical observations of extrasolar habitable planets
  • 2.1 Mars exploration
  • 2.2 Outer Solar System exploration
  • 3.1 Sources of prebiotic materials and catalysts
  • 3.2 Origins and evolution of functional biomolecules
  • 3.3 Origins of energy transduction
  • 3.4 Origins of cellularity and protobiological systems
  • 4.1 Earth's early biosphere
  • 4.2 Foundations of complex life
  • 5.1 Environment-dependent, molecular evolution in microorganisms
  • 5.2 Co-evolution of microbial communities
  • 5.3 Biochemical adaptation to extreme environments
  • 6.1 Environmental changes and the cycling of elements by the biota, communities, and ecosystems
  • 6.2 Adaptation and evolution of life beyond Earth
  • 7.1 Biosignatures to be sought in Solar System materials
  • 7.2 Biosignatures to be sought in nearby planetary systems

    • Change search results by adding or removing a team:

  • Indiana University, Bloomington
  • Marine Biological Laboratory
  • Massachusetts Institute of Technology
  • Montana State University
  • NASA Ames Research Center
  • NASA Goddard Space Flight Center
  • Pennsylvania State University
  • SETI Institute
  • University of Arizona
  • University of California, Berkeley
  • University of Colorado, Boulder
  • University of Hawaii
  • University of Wisconsin [x]
  • VPL at University of Washington

    • Astrobiology: Life in the Universe
    • Editor: Wendy Dolci
    • NASA Official: Wendy Dolci
    • Last Updated August 13, 2009
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