As men age, they lose parts of the Y chromosome. Research suggests this may have a greater impact on health than previously ...

Modern DNA ancestry analysis is quietly reshaping our understanding of who the original Palestinians actually were—and the findings are inconvenient for ideologues on all sides. In finance, we speak ...

Here's a question I think about way more than most people: is dark chocolate actually that much better than milk chocolate? I ...

The world has far more bees than anyone realized. Scientists have, for the first time, estimated just how many species of ...