... The "Face" on Mars (Courtesy NASA_ . ... The planet Mars has intrigued humans since we first began to study the sky. ... But the Face on Mars is not the first time humans have been misled about evidence for life on our neighboring planet. ... When early astronomers trained their crude telescopes on Mars, they could see few details of its surface beyond some dark patches and white polar caps. ... Perhaps evolution worked the same way on Mars as it did on Earth and so the Martians looked human. ...