When you get a diagnosis of breast cancer, your doctor will use several tests to learn details about your tumor and the best way to treat it. The FISH (fluorescence in situ hybridization) test checks ...

NEW YORK (AP) — Scientists report that a fish can pass a standard test of recognizing itself in a mirror — and they raise a question about what that means. Does this decades-old test, designed to show ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. For decades, self-awareness has been guarded as a very ...