Digging deeper into last week's revelations about the Red Planet.
Frank is a professor of astrophysics at the University of Rochester.
Adam Frank is an astrophysics professor at the University of Rochester and author of the book Light of the Stars: Alien Worlds and the Fate of the Earth. His scientific studies are funded by the National Science Foundation, NASA, and the Department of Education. You can keep up with more of what Adam is thinking on Facebook and Twitter: @adamfrank4.