Our guide to summer 2025, from performances by the world’s biggest pop stars to blockbuster art exhibitions, groundreaking theatre productions, and buzzworthy films.

Check the complete syllabus, exam pattern, and selection process. Get detailed subject-wise topics, marks distribution, and ...

The complement of set B, B’, contains all the elements that are not in set B. \(P’\) is the complement of set \(P\). The intersection of one set and the complement of another set identifies elements ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

For electricity to flow, everything needs to be connected in a big ring. It’s called a circuit. For example, the lights in most houses and flats are part of a circuit controlled by the consumer unit, ...