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What was the main difference between the time capsules carried on the Pioneer probes and the time capsules carried on the Voyager probes?
Retina
A light-sensitive layer at the back of the eye that converts light into neural signals sent to the brain.
Nearsighted
A common vision condition in which close objects appear clearly, while distant objects are blurred.
Myopic
Short-sightedness; a condition where close objects are seen clearly, but distant objects appear blurred. Also used metaphorically to describe a lack of foresight or long-term planning.
Eyeball
The spherical part of the eye that contains the visual apparatus and is responsible for vision.
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