In January of 2002, Canadian novelist Howard Engel sent the writer a letter about his experience with alexia sine agraphia, a form of visual agnosia which results in an inability to recognize written language.

NEWYORKER: A Man of Letters

That unity idea also extends to the idea of browser searching, where you'll see both trending topics as well as immediate answers and visual thumbnails of the top search results.

ENGADGET: Yahoo Axis on desktop, iOS unifies your bookmarks, makes the web visual (hands-on)

Now, in more enlightened times, Google has added a visual, functional calculator to its search results.

FORBES: Google Search Finally Gets A Calculator

The cartoonish results, which approach cacophony, echo the brazen visual form of the graphic novel.

WSJ: One Man's Memoir of 9/11 Becomes Another's Symphony

The study results could help distinguish between normal and abnormal processes within the visual cortex and identify what parts of the brain are targets for the treatment of anxiety disorders.

FORBES: How Seeing Changes Your Brain