Custom polymer structures can now be 3D printed inside living cells using laser-based fabrication, opening paths to intracellular sensors, cell tracking tags, and embedded microlasers.

What do cells want to be when they grow up, and how do they get there? Intrigued by these questions, many developmental biologists try to follow the journeys of cells from when they can virtually ...

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 ...