As viewers of the Showtime series “Dexter” are well aware, everyone’s favorite serial killer has a ritual whereby he saves a drop of blood from each of his victims on a microscope slide. Now fans can ...

In the mid- to late-19th century, science gripped the public imagination. Literacy rates were rising, feeding demand for books. Theories, put forward in books like Charles Darwin's Origin of Species, ...

One of Charles Darwin’s microscope slides from his groundbreaking geological research is set for auction after being discovered in a cardboard box – almost 200 years on. The tiny piece of history, ...