No matter the item on my list of childhood occupational dreams, one constant ran throughout: I saw myself using an ...

You can use a microcontroller to build a clock. After all, a clock is just something that counts the passage of time. The only problem is that microcontrollers can’t track time very accurately. They ...

It tells the time by magnification, a battery and a switch, which reflects the clockface on the wall or the ceiling,depending on how far the brass housing is turned. I think it shows the early signs ...

Simply sign up to the Technology myFT Digest -- delivered directly to your inbox. Ralph Kettell was the kind of eccentric only Oxford can produce. Born in Hertfordshire in 1563, he was 15 when he ...