Montreal Gazette - Fish will be on the menu if we make it to Mars

Chemistry professor Joe Schwarcz: "We've been to the moon. Next stop: Mars. But the trip to the moon was a small step. The one to Mars will take a giant leap.

Compared with the year and a half the return journey to Mars will require, the trip to the moon was a little weekend outing. The problems that we have to overcome are, well, out of this world…: