Watch our animation to discover how this happened, and explore the process in more detail below. A fossil is physical evidence of a prehistoric plant or animal. This may be their preserved remains or ...

A fossil is the preserved remains or traces of a dead organism. The process by which a fossil is formed is called fossilisation. It’s very rare for living things to become fossilised.

When we find an index fossil in rocks in different locations, it tells us that the rocks formed around the same time. Ammonites make great index fossils due to their rapid evolution and wide ...

More than a million years ago, on a hot savanna teeming with wildlife near the shore of what would someday become Lake ...

Newly discovered 1.5-million-year-old footprints reveal how two extinct human species crossed paths within hours of each ...

Understanding how fossils are formed, where they're best preserved, and where they are found is imperative for experts to piece together their mysteries. Fossils offer us a glimpse into a past.