CultureNASA preps for rare encounter with Siding Spring comet In anticipation of a very close Mars flyby of the Siding Spring comet, NASA is aiming many of its instruments and a lot of its attention at this once-in-a-lifetime event.by Robin Burks
ScienceNASA invests $50 million in 7 astrobiology research groups to answer all-important question: Are we alone in the universe?by Rhodi Lee
ScienceNASA selects astrobiologists to study life origins and extraterrestrial possibilitiesby Jim Algar