Participants are:
- Mary Voytek, director, Astrobiology Program, NASA Headquarters, Washington
- Felisa Wolfe-Simon, NASA astrobiology research fellow, U.S. Geological Survey, Menlo Park, Calif.
- Pamela Conrad, astrobiologist, NASA's Goddard Space Flight Center, Greenbelt, Md.
- Steven Benner, distinguished fellow, Foundation for Applied Molecular Evolution, Gainesville, Fla.
- James Elser, professor, Arizona State University, Tempe
My guess is they have found some kind of "extremophiles". So a microscopic form of life. I would prefer it not to call extra-terrestrial as I kind of believe we have the same origin
NASA cooperates with the Japanese Space Agency, so perhaps it's from the just returned Hayabusa probe?
http://www.newscientist.com/article/dn19730-spacecraft-is-first-to-bring-asteroid-dust-to-earth.html