Vision

Tag archives for Vision

On Seeing Further

“All things move and nothing remains still” — Heraclitus The history of astronomy can be read as a story of better and better vision. Over the centuries, we have supplemented our vision with technology that allows us to see further and more clearly; while Ancient astronomers, who relied only on their naked eyes to perceive…

Eyes to the Future

My grandmother suffered in her old age from macular degeneration, a common age-related eye disease that causes the center of your visual field (the macula) to gradually fritz out. As it affected her more and more, the font size in her emails ballooned to cartoonish sizes. She began walking with a cane, and needed a…