Paper grain is the direction by which a (usually machine-made) piece of paper’s fibres are arranged. While it seems largely insignificant, this deep-dive into all things paper grain reveals a wealth of bizarre knowledge. For example, the direction of the grain will determine the extent to which a piece of paper can be bent before it creases. Similarly, the grain determines ‘paper shrinkage’: “a sheet folded in half is not exactly half as wide as the full sheet: a tiny bit of paper is used by the crease itself”. Read full article here
Technology
The First Solar-Powered Car Comes at a Hot Price
The Lightyear O is a revolutionary electric car powered by the sun. Developed by a Dutch startup, the four-door sedan has over 50 square feet of solar panels on its roof and hood, generating up to 43 miles of energy a day. With production now underway in Finland, the car does come with a hefty price tag at $262,000, but the company hopes to introduce a more affordable version, the Lightyear 2, by 2025. Read full article here