Mars Science Laboratory Curiosity News Archive - February 14, 2013
A day after NASA's Mars rover Curiosity drilled the first sample-collection hole into a rock on Mars, the rover's Chemistry and Camera (ChemCam) instrument shot laser pulses into the fresh rock powder that the drilling generated.
Word of the Day
- The word or words serving to define another word or expression, as in a dictionary entry.
The word 'definiens' comes from the Latin word 'definire', 'to define'.