An organism’s genome is a set of DNA instructions needed for its development, function and reproduction. The genome of a present-day organism contains information from its journey on an evolutionary ...

The history of life stretches back untold eons. Today, there is a staggering array of organisms on Earth, with more species being discovered every year. The complexity of life, from the smallest ...

This article was originally featured on Undark. For centuries, taxonomists have cataloged every living thing they could find. Expeditions have traveled the globe, searching for unknown species; ...

Humans make stuff up—including the names and classifications of living things. But those categories are still useful. In this episode of Crash Course Botany, we’ll explore how taxonomy and systematics ...