Before today, we probably would have said that scratch-built relay computers were the sole domain of only the most wizardly of graybeards. But this impressive build sent in by [Will Dana] shows ...

An electrical relay switch is a solid-state or electromechanical switch that uses a low-power signal to operate a high-power circuit. It can switch currents electronically using semiconductor devices ...

See how to use Relay in your own project. We'd like to thank the contributors that helped make Relay in open source possible.

Some libraries / applications built on top of diagram-js: ...

The programme will feature 26 individual events – 16 track and 10 field – and two relays, including the new mixed 4x100m. The other disciplines are 100 metres, pole vault, 200 metres, high ...

In May, World Athletics unveiled plans to test new events such as a mixed 4x100 metres relay and a steeplechase mile in their four-year business strategy published, with the aim of providing ...