YEAST CELLS — Brewing yeast cells are seen under a microscope as part of a study on nonalcoholic beer. Credit must be given to the creator. Only noncommercial uses of the work are permitted.

Tracking how cancer cells develop in real time How these differences in the genome and in epigenetic control arise in cells, and how they are passed on to their daughter and granddaughter cells, has ...

Neuroblastoma cancer cells before (left) and after (right) chemotherapy. The black threads are the cell's internal scaffolding, which breaks apart during treatment. This damage should kill the cell, ...