Researchers have discovered a type of organelle, a fundamental cellular structure, that can turn nitrogen gas into a form that is useful for cell growth. The discovery of the structure, called a ...

Cells are the building blocks of all living organisms. Test your knowledge of the structure of cells in preparation for your National 5 Biology exam. Looking for more cell structure revision? There is ...

A single-celled organism found off the coast of Japan could offer us a glimpse of one of our most distant ancestors. The microbe may explain one of the great mysteries of evolutionary history: the ...