These articles explore evolution - the changes seen in the inherited traits of a population from one generation to the next. Evolution is one of the great mysteries of biology, since it is a slow process and difficult to study.
What's the Malthusian premise?
As the human population soars, our ability to feed all those hungry mouths can't keep pace. How did an English economist by the name of Thomas Malthus wind up thinking about this very issue in the 19th century, and what's his connection to Darwin?