As an iPhone photographer I enjoy the using the Apple Camera apps’s Macro option to capture close-ups of a wide range of subjects. Regardless of which lens I choose my iPhone will automatically switch ...

Red dye fills the tiny blood vessels of this tongue tissue. The large, roundish structure in the center of image is a projection on the surface of the tongue known as a fungiform papilla. These ...

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, ...