UCSF scientists discover that the spindle, the structure that divides chromosomes equally during mitosis, actually gets stronger when it is stretched.

Every second, millions of cells in your body divide in two. In the space of an hour, they duplicate their DNA and grow a web ...

This video of a so-called HeLa cell dividing demonstrates how sensitive the cell division process is. While all is going well at the beginning of the video, as the clip nears its end you can see the ...

To ensure our bodies function correctly, the cells that compose them must operate properly. Imagine a cell as a bustling city ...