Kalyani Tupkary

But while nature may mete out time’s passage in these horological devices, it takes human observation of the heavens to set them. Even the most precise atomic clock must be periodically tweaked to account for variations in the earth’s rotation. Some clocks, however, are tuned more directly to nature.

The design of our calendars — the way we arrange our days, weeks, and months — is a reflection of how we aspire to live our lives

The semantic system of graphical relations The graphical expression of semantic relations