I was always under the impression that sharks never got cancer. It turns out that isn’t true – they do get cancer, but less often than people. There is an animal that doesn’t get cancer though, and that is the naked mole rat. These cute little creatures live long lives underground, so I’m not sure how anyone figured this out.

Needless to say, an animal that doesn’t get cancer is something worth studying. Why no cancer? It turns out that mole rat cells don’t “like” each other very much. Researchers discovered that when these cells are cultured, they stop dividing at More >