Some people hate to revisit projects that are done and dusted. We get that; it’s a little like reading a book you’ve already read when there are so many others to choose from. But rereading a book ...

Oscillators with components that aren’t electrically connected to anything? PCB traces that function as passive components based solely on their shape? Slots and holes in the board with specific ...

Engineers at the Japanese electronics and materials company Kyocera have developed a tiny optical sensor for measuring blood-flow – and are investigating wearable technology applications ahead of a ...