Julien Coyne invented a digital sundial. Sundials usually cast a line or triangle to indicate the hour. This one is designed so that when light passes through, it displays the shapes of numbers.

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IN these days of accurate clocks and watches no one thinks of using a sun dial to tell the time of day. At best such an instrument can be right but four times a year, and in many places it can ...

To display the time he used one of those QDSP-6064 bubble displays, because sundials are retro. His description of the project build includes a lot of fun anecdotes, like him attempting to solder ...

Sundials, hourglasses ... Adrian Cozzani: "I identify as a time artisan." At Polvere di Tempo — which means "dust of time" — each piece requires painstaking precision and patience.

The recent change to daylight saving time is a reminder to invest time wisely and, perhaps, find time to enjoy an educational ...