My main program is the Excel Pro Challenge. It is a 15-day step-by-step course that takes you from beginner to confident — learning more than 40 Excel tools, PivotTables, dashboards, formulas and ...
In workshops, plants and pits across Southern Africa, the craft of machinery maintenance is changing faster than many teams can keep up with. Ever-tightening production targets, increasingly complex ...
The observed near flatness of galactic rotation curves has long been interpreted as evidence for large amounts of non-baryonic dark matter. Here we show that this phenom ...
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