A large-scale model study now shows how the global food system can contribute to the fight against global warming. It identifies 23 levers, calculates their effectiveness and concludes: a decisive ...

There are other examples of levers. One software company insisted customers buy all their software modules integrated as one system. The integrated system was suitable for larger customers with deeper ...

Have you ever seen a flag being raised, or wondered how a mechanical clock works? Let’s take a look at some of the simple mechanisms that they use. Pulleys and gears. When a flag is raised, it will ...