The Nigerian Independent System Operator, NISO, says it has fully restored power supply to all parts of the country, and ...

Silver futures fell from record highs. The metal soared to a new record high of $82.67 earlier in the day, having traded around $30 in early January. It has been supported by demand from jewelers, ...

Abstract: This column focuses on Giovanni Giorgi (Figure 1), the Italian scientist who clarified the necessity to augment the existing system of three fundamental units to a fourth electrical one, ...

Abstract: In November 2018, the General Conference on Weights and Measures (CGPM) gave its unanimous approval to Resolution 1, a major revision of the SI to take effect on May 20, 2019 [1]. The ...