Keywords electric current, power plant, generators, electric circuit, closed circuit, open circuit, switches, conductors, insulators, resistance, electromagnets, experiments, light, heat, motion ...

(Editor’s note: the author was confused between the GPL open-source Qucs and the closed-source, binary-only QucsStudio. We’ve cleaned that up.) QucsStudio supports a wide range of circuit ...

As with many inventions, two people had the idea for an integrated circuit at almost the same time. Transistors had become commonplace in everything from radios to phones to computers, and now ...

Under British Cycling regulations all Under 16 races must take place on traffic-free roads or a closed road circuit ... and commit to daring tactics always has a fighting chance. Open Youth circuit ...