On the journey to our neighboring planets contributions have been made by Nikola Tesla, Nazi weapons of war, a Cold War space race, and a collection of discoveries made by NASA robots direct from Mars..
Getting to Mars may become a reality, but survival there may be difficult. The basic human needs of food, water, and shelter on a planet known for its barren surface conditions, high radiation levels, and toxic dirt need to be addressed.
In the future humans may well leave Earth and colonize Mars. Evolutionary biologist, Dr. Scott Solomon foresees a possible series of changes to our species, from the size of our hearts and heads, to the pigments in our skin.