Animal bodies are hierarchically organised from molecules and cells through tissues, organs and whole systems. Cellular architecture—membranes, cytoskeletons and extracellular matrices—provides ...

Energy-making chloroplasts from algae have been inserted into hamster cells, enabling the cells to photosynthesize light, according to new research in Japan. It was previously thought that combining ...

Some of the body's cells stay put for life, while others are free to roam. To move, these migratory cells rely on filopodia—sensitive, finger-like protrusions that reach out from the cell membrane ...