These new tweezers let scientists do biopsies on living cells
Like a tiny game of ‘Operation,’ the tool can extract DNA and other cell parts
![nanotweezers](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/12/113018_MT_nanotweezers_feat.jpg?fit=860%2C460&ssl=1)
TINY BIOPSY A new set of nanotweezers can remove single molecules or organelles from individual cells — such as mitochondria from nerve cells (illustrated).
Imperial College London