Browse by draft-creation date, newest first. Articles sharing a date appear in reverse accession order.
YORIMICHI LIBRARYThe Sun
and noonWhat it means to share a time13
History
East of the standard meridian, solar noon comes earlier. Yet even in Akashi, it does not always fall at 12:00. Separate the difference due to place from the difference due to date to untangle the relationship between clocks and the Sun.
YORIMICHI LIBRARYWhich way does
a book open?Writing and the paths we read12
Language & culture
Why is a book’s spine sometimes on the right and sometimes on the left? Follow the direction of the characters, the next line, and the next page, and the book’s shape connects to the order in which you read it.
YORIMICHI LIBRARYThe missing
datesA day at the turn of a calendar11
History
In Meiji-era Japan, the day after the second of the twelfth month became January 1. Place the old and new calendars on the same timeline, and you can see what jumped ahead and what continued uninterrupted.
YORIMICHI LIBRARYThe language of
black & whiteReading and repairing a QR Code10
Technology
The “up to about 30%” quoted for error recovery does not refer to the area of the paper. Separate the information encoded in the black-and-white pattern from the markers that help a reader find it.
YORIMICHI LIBRARYThe secret of
light soy sauceColour, names and salt09
Food & everyday life
What does “light” describe? Comparing the labels of three soy sauces per 15 mL shows why color and salt content need to be considered separately.
YORIMICHI LIBRARYWords
between usOne word, different dates?08
Language & culture
You hear the same Japanese word, yet mark different days on your calendars. Dialect records help reveal a misunderstanding hidden inside an apparently clear arrangement.
YORIMICHI LIBRARYTime in EdoHours that followed the seasons07
History
Six divisions for daylight, and six for night. How did Japanese clocks keep time when the units stretched and shrank with the seasons?
YORIMICHI LIBRARYListening
to spaceHow data becomes sound03
SpaceExploring connections
Is a black hole's rumble a recording? Follow the process that translates observations into an audible form, and the choices behind a representation come into view.
YORIMICHI LIBRARYThe scent
of rainA drop, a bubble, a new question05
Everyday scienceFollowing the research
From the 2015 discovery of bursting bubbles to the 2017 experiments with living bacteria. A pleasant smell became a question about the movement of matter.
YORIMICHI LIBRARYThe measure
of a mapSize, shape and projection01
Ways of seeingAn enthusiast's guide
Two regions have the same area on a sphere. Change only the projection to compare how they look on a flat surface.
YORIMICHI LIBRARYThree hearts,
one systemThe work of carrying life04
Living thingsShort read
There is more to the surprising number: each heart has a job.
YORIMICHI LIBRARYPaths of blue lightFollow the light to your eyes06
Everyday scienceShort read
Our familiar sky is made by sunlight and the very small molecules in the air.
YORIMICHI LIBRARYThe turning MoonWhy the same face looks back02
SpaceShort read
The Moon does rotate. Its two motions are precisely in step.