For folks attending AAAS, this is from the NAI website:
Are you attending the American Association for the Advancement of Science (AAAS) Meeting, February 12-16, and looking for sessions relevant to astrobiology? Below are a few that might interest you. You can also find the complete online program at:https://aaas.confex.com/aaas/2015/webprogram/start.html
Exoplanets: New Worlds Aplenty
Friday, 8:30-11:30 AM, Room 220B
Earth History: Innovative Approaches to Studying Critical Transitions
Friday, 1:30-4:30 PM, Room LL21B
Searching for Alternative Chemistries of Life on Earth and Througho...
Friday, 3:00-4:30 PM, Room LL20D
Solar System Exploration by Remote Imaging
Saturday, 10:00-11:30 AM, Room LL21D
Scanning the Southern Skies: Harnessing Big Astronomy Data with the...
Sunday, 1:30-4:30 PM, Room LL21B
The Hubble Space Telescope: 25 Years of Imaging the Cosmos
Sunday, 1:30-4:30 PM, Room 220B
Astrobiology: Expanding Views of Life and Encountering New Societal...
Monday, 9:45-11:15 AM, Room LL20C