While many advances shaped humanity, we’ve focused on ten significant scientific discoveries that changed the world. 1. DNA. The discovery of DNA didn’t so much change the world as it did our understanding of it — more so, our understanding of life.
Treatment of Stage IV (Metastatic) Breast Cancer Stage IV cancers have spread (metastasized) beyond the breast and nearby lymph nodes to other parts of the body. When breast cancer spreads, it most commonly goes to the bones, liver, and lungs. It may also spread to the brain or other organs.