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Opportunity Pausing at a Bright Outcrop on Endeavour Rim Sol

Opportunity Pausing at a Bright Outcrop on Endeavour Rim, Sol 3854

NASA's Mars Exploration Rover Opportunity is continuing its traverse southward on the western rim of Endeavour Crater during the fall of 2014, stopping to investigate targets of scientific interest along way. This view...
Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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Quote of the Day
I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect has intended us to forgo their use.

- Galileo Galilei
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