Best Of MetaFilter

Credit: US Army Corps of Engineers/Public Domain

You are the Army Corps of Engineers. You design a cat calendar.

Zürich, Braginsky Collection, B247, f. 03r by Virtual Manuscript Library of Switzerland (cc by-nc)

... The length of the year may have been the first scientific measurement in human history to be accurate to seven significant figures. It took a thousand years of record-keeping to accomplish. Great comment from fantabulous timewaster on the "history that is embedded in the calendar."

To Do public art in Dumbo by @superamit (cc by-nc)

forza asks, What kinds of not-regular-but-important things for lifestyle maintenance should I, as a theoretically-responsible adult, be tracking?: Adults just know these things, I guess

Chantal Stevens' fitness planner on The Happy Planner blog

Don't miss divabat's amazing post on planners, planner decoration, and the planner community!

Laputa: Castle in the Sky / 天空の城ラピュタ（バルス後） by Tatsuya Tanaka

Recently on Mefi, people and places around the world, enchanting, mysterious and magnetic:

World Jollof Rice Day, you say? Jollof rice is a traditional West African dish, but not a humble one

From the Persian for "eyebrow," Ebru (paper marbling) has a long tradition in Turkey

The villagers of Kannauj have inherited a remarkable skill: They can capture the scent of rain

Au Revoir, Mogadishu Vol. 1 — Songs From Before The War: '70s and '80s Somali sound

Since April 20, 2011, Japanese artist Tatsuya Tanaka has created tiny dioramas with common household objects as landscape for tiny people, one every day

Chiara Vigo is the last master of weaving the sea-silk cloth bysso and showcases her art at Museo del Bisso in Sant'Antioco, Sardinia