Part 1 of Essay
The question of Martian life is an age-old one. There are many theories on the history of Mars, and its inhabitants, or lack thereof. The history and origin of Mars is widely debated, mostly between evolutionists and creationists, though the debate is mainly focused on the origin of the Universe, and not Mars specifically ....

Part 2 of Essay
.... 3.6 billion and 1.3 billion years old, "depending on who you ask" (Erjavec, 1). These ages come from the estimated ages of meteorites found on Earth that are believed to have originated on Mars (Meteorites from Mars, 1). The meteorites were dated using radiometric dating methods (Erjavec, 1). The most widely accepted theory of life on Mars is that of the recently conceived primitive, or microscopic, life may have existed on early Mars. "A NASA research team at the Johnson Space Center and at Stanford Univers ....