American Institute of Physics Nov 18 2025 Aggressive cancer cells are masters of movement. When they spread through the body, they cause metastasis, which significantly reduces a person's chance of survival. For this spreading to take place, they can switch between different cell states - behaviors of cells - that move with different strategies. A previous study revealed two specific metastatic cancer lines - MV3 ( melanoma ) and HT1080 (fibrosarcoma) - are capable of making a similar switch