Veronica McGregor

For over six months, Veronica McGregor has been Twittering from Mars. Of course, she's not living among the wind storms and dirt of the red planet herself, but she is the voice of MarsPhoenix, the strangely compelling, first-person, lonely robot Twitter feed that somehow became the official mouthpiece of NASA's Phoenix mission and has catalyzed an entirely new kind of public involvement in science. MarsPhoenix is followed by over 37,000 people online, and provides daily updates on Martian weather conditions, scientific discoveries, as well as pithy observations about our role in the…