When NASA’s Mars Global Surveyor first spotted strange, narrow channels carved into the slopes of craters on the Red Planet in the late 1990s, many scientists thought they might be evidence of ...

Researchers have developed a Martian atmospheric evolution model to propose a new theory about Mars's past. Although Mars is currently a cold, dry planet, geological evidence suggests that liquid ...

Researchers from Tokyo Institute of Technology claim that analysis of Mars' composition supports the idea that it was originally formed in the asteroid belt, and then migrated to the inner solar ...