Studies show aging men often lose the Y chromosome in some cells, a change now linked to heart disease, cancer, and shorter lifespans.

Over the past two decades, researchers have learned that DNA inside the cell nucleus naturally folds into a network of ...

This biography of the 1962 Nobel Prize-winning scientist reveals a mighty intellect who loved the arts as much as science.

During sexual reproduction, haploid gametes (i.e. eggs and sperm) are generated from diploid precursors through the specialized cell division of meiosis. Meiosis reduces ploidy by following one round ...

Reproduction in the animal world does not always follow a fixed script. In several species, individuals shift their ...

The registrations for NEET 2026 have commenced. In order to appear for the MBBS entrance test, the candidates need to be well aware of the syllabus for the test. The National ...

It’s a common mistake to think we came directly from the monkeys or chimps you see at the zoo today, […] ...

Men tend to lose the Y chromosome from their cells as they age. But because the Y bears few genes other than for male determination, it was thought this loss would not affect health. But evidence has ...

Chromosomes are masters of organization. These long strings of DNA fold down into an ensemble of compact structures that keep needed parts of the genome accessible while tucking away those that aren’t ...