Space & PhysicsOctober 24, 2006
Martian Soils Point to Ancient Acid Ocean--And a Dearth of Life
Mars
Space & PhysicsAugust 17, 2006
Martian Markings
Spring in the southern hemisphere of Mars brings with it mystery. Every year, without fail, strange fan-like markings and dark spots appear on the ice cap at the Martian South Pole and disappear as the red planet's summer wanes.
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Space & PhysicsNovember 1, 2005
Did Life Come from Another World?
New research indicates that microorganisms could have survived a journey from Mars to Earth
Space & PhysicsNovember 1, 2005
Red Star Rising
Small, cool stars may be hot spots for life
Space & PhysicsNovember 1, 2005
Making Tracks on Mars
At last, some form of intelligence is altering the dusty face of our neighboring world
EnvironmentJuly 25, 2005
How do scientists determine the composition of the interior of Earth and other planets?
Space & PhysicsJuly 22, 2005
Meteorites Paint Picture of a Forever-Frigid Mars
Space & PhysicsJuly 1, 2005
The Many Faces of Mars
One rover found an ancient desert; the other, a once watery world. The Red Planet's diversity rivals Earth's
Space & PhysicsJune 9, 2005
Martian Aurora Is One of a Kind
Space & PhysicsMay 23, 2005
Mars Spacecraft Snaps Shots of Other Orbiting Satellites
Space & PhysicsApril 20, 2005
Red Planet's Ancient Equator Located
Space & PhysicsJanuary 18, 2005
Researchers Develop New Machine for Detecting Signs of Life on Mars