Updated: Aug 13, 2019
Exploring a living cell requires poking a tiny probe inside and snatching the interesting organelle or molecule. Until now the process killed the cell because the probes were so large they ripped the cell membrane. Now, an incredibly tiny glass rod with the tip equipped with an electric tweezer can attach to small piece of molecules and remove them without killing the cell.
Read and see more at: https://www.sciencenews.org/article/new-nanotweezers-let-scientists-do-biopsies-living-cells