NASA astronauts are learning how to cook:
One of the primary concerns about a human mission to Mars is: We simply don't know how the human mind responds to spending months or years in an alien environment millions of miles from the other members of your species. "In space, you're in a form of sensory deprivation," says Kim Binsted, one of the HI-SEAS project leaders. "You don't see the colors you're used to. There's no real-time communication." So how can long-duration astronauts maintain a sanity-shielding link with humanity? Delicious, familiar food is crucial.