![](https://webarchive.library.unt.edu/eot2008/20080916213028im_/http://astrobiology.nasa.gov/img/_placehold/placehold-ask.jpg)
![Ask an Astrobiologist](https://webarchive.library.unt.edu/eot2008/20080916213028im_/http://astrobiology.nasa.gov/img/text/ask-an-astrobiologist.gif)
"Where would I find an illustration of the shape of the Earth without water? I've tried for years to imagine what it would look like from space."
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First IAA Symposium on Searching for Life Signatures
The first IAA Symposium on Searching for Life Signatures will be held in Paris, France, September 22-26, 2008.
For more information: http://iaaweb.org/content/view/295/434/
![Recent Articles](https://webarchive.library.unt.edu/eot2008/20080916213028im_/http://astrobiology.nasa.gov/img/text/hd_recent_mb.gif)
- NASA Chooses MAVEN as the Next Mars Scout Mission
- NASA's Carl Sagan Fellows to Study Extraterrestrial Worlds
- Looking for Life on Mars – in a Canadian Lake
- Mars Research in Polar Bear Country
- Iron Isotope Record Reflects Microbial Metabolism Through Time
- Silicate Mineralogy on Mars Indicates Wet Past
- Jack Hills Zircons: New Information About Earth's Earliest Crust
- ASTID Funds 15 New Projects
- Liquid Water in the Martian North? Maybe.
- Astrobiology Rap