Many ideas sound interesting on paper but are not viable in practice. Some ideas are interesting and viable but not feasible without a large sum of money. Other ideas are interesting, viable and ...

Short-circuit currents represent a tremendous amount of destructive energy, which can be released through electrical systems under fault conditions. Baseline short-circuit studies should be performed ...

Excel's basic formulas work fine for simple calculations, but they quickly become cumbersome when you're dealing with complex data analysis. You end up with nested functions that are hard to read, ...

Overview: Percentage change helps investors understand real gains or losses beyond absolute price movements, making ...

Evan Shellshear is head of analytics at Biarri, a mathematical and predictive modelling company. This article was co-authored by Brendan Markey-Towler, previously a lecturer and research fellow at The ...