The NCERT Exemplar problems are considered to be the most applicative kind of problems which help to enhance a student’s critical thinking and problem solving ability. These problems are designed to ...

Michael Hart and his colleague Daryn Stover sifted through mounds of data going back over a million years in their quest to find out whether humans carry the same allele differences as sea stars. Why?

Scientific theory predicts that having more offspring leads to a shorter life span, including in humans. However, despite some hundred years of research, there is no unequivocal evidence for this link ...