The thin remnant atmosphere that currently covers the red planet. Researchers at MIT have now found out what happened to the carbon dioxide atmosphere that once covered Mars. Source: NASA / Public Domain.

Mars Mystery Solved? MIT May Have Found Its Lost Atmosphere

Mars has fascinated mankind for much of its history. Unusually and distinctively red even when viewed with the naked eye, it was watched as it traced its unusual path across the sky by the great lost civilizations of old. Both the ancient Egyptians and ancient Chinese have records of Mars in their astronomical notes. The