This engineering exam, which is a gateway to some of the premium engineering colleges such as IITs, NITs and more, cover ...

It took a long time for zero to be recognised as a number at all, let alone one of the most powerful ones – but now it’s ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...