Mars Institute: Mars Today

Mars' Chaotic Climate

Crackling Planets

NASA Mars Exploration Program

The Daily Martian Weather Report (Atmosphere, Temperature and Pressure too)

Mars is the fourth planet from the Sun and the seventh largest....

Moon - Mars The Vision for Space Exploration

Can People Go to Mars?

Articles on the body in Space

The Sands of Mars Driving, digging, mining: these are things astronauts will be doing one day in the sands of Mars. It's not as simple as it sounds.

Mars Earth comparisons:

http://www.christa.org/marsearth.htm

http://quest.nasa.gov/mars/teachers/tg/opening/A3.html

http://www.lpi.usra.edu/education/MarsMillennium/earth_mars.html Earth/Mars Analogies

http://www.nasa.gov/vision/earth/environment/Sibling_Rivalry.html

http://users.owt.com/eallen/html/mars-earth.html