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"Why has life preferred D-amino acids instead of L-amino acids for protein formations?"
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Team PI
![Recent Articles](https://webarchive.library.unt.edu/eot2008/20090829205902im_/http://astrobiology.nasa.gov/img/text/hd_recent_mb.gif)
- Astronomical Observations of Terrestrial Planet Atmospheres
- Earth as an Extrasolar Planet
- Effects of stellar flares on atmospheres of habitable planets
- Hydrodynamic Escape from Planetary Atmospheres
- Modeling Early Earth Environments
- Planet Formation and Dynamical Modeling
- Planetary Habitability
- Planetary Surface and Interior Models and Super Earths
- Stromatolites in the Desert: Analogs to Other Worlds
- The Search for Life Beyond the Solar System
- The Virtual Planetary Laboratory – The Life Modules - Photosynthesis
- VPL Climate and Radiative Transfer Models
- VPL Model Interfaces and the Community Tool
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