By Adi.

cu·ri·os·i·ty [kyoor-ee-os-i-tee]

Definition:
1.[noun] a state in which you want to learn more about something
Synonyms: wonder

2.[noun] something unusual
Synonyms: curio, oddity, oddment, peculiarity, rarity

In this picture, the rover examines a rock on Mars with a set of tools at the end of the rover's arm, which extends about 7 feet (2 meters).
Curiosity — Robot Geologist and Chemist in One!

Well, there couldn’t be a better word to describe the Mars Science Laboratory, which this week is on the final stages of its flight to Mars.

Brush up on all your Curiosity trivia at http://mars.jpl.nasa.gov/msl/mission/

What I learned: Curiosity weighs 900 kilograms, or about 2,000 pounds and has a million kilometers to the finish line – a heavyweight champion on a ultra-marathon!