Bacteria are single-celled organisms, and while we know they can move around with filaments, the exact mechanisms behind how they do so has been unclear for many years. Researchers have now used ...

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 ...

The questions of how humankind came to be, and whether we are alone in the universe, have captured imaginations for millennia ...