This week, we bring you sample questions based on previous year questions of JEE Main for the chapter 'Matrices And Determinants' from Mathematics. The chapter includes: Matrices, algebra of matrices, ...

Managing your inbox is a never-ending task, which is why we should seek to simplify it as much as possible. When emails pile up, you start overthinking what you need to do—I know I do, anyway. But if ...

So many productivity methods ask you to prioritize your daily tasks by considering how much time or effort they'll require, then tackling the resource-heavy ones first. For some people, that's a solid ...

Glycine replaces toxic precursors in solvent-free graphene production, yielding nanoplatelets with high conductivity and ...

When students in Catherine Hartmann’s honors seminar at the University of Wyoming took their final exams this month, they encountered a testing method as old as the ancient philosophers whose ideas ...

For years, California lawmakers were stymied. But now, at a crucial juncture for electricity in America, the state is embracing an ambitious and long-awaited plan: to buy and sell far, far more power ...

Most pockets in the human leukocyte antigen–group DR (HLA-DR) groove are shaped by clusters of polymorphic residues and, thus, have distinct chemical and size characteristics in different HLA-DR ...