Million-Year-Old Cambrian Fossils Indicate Earliest Known Example of Predator-Prey 'Arms Race' Scientists have found evidence ...

Learn more about a time period marked by an intense burst of evolution. 3 min read The Cambrian period, part of the Paleozoic era, produced the most intense burst of evolution ever known.

This animation created for Evolution: "Great Transformations" depicts creatures whose fossils were found at the Burgess Shale. As alien as these creatures seem, they are also surprisingly familiar.

Cambrian shell fossils reveal predator-prey battles shaped evolution, as predators attacked and prey adapted by developing ...

FROM 508 MILLION YEARS AGO TO TODAYPreserved in the Burgess Shale of British Columbia, the worm Canadia spinosa was part of an explosion in biodiversity during the Cambrian period that gave birth ...

"Piltdown Man Hoax Is Exposed," announced the New York Times on November 21, 1953. "Part of the skull of the Piltdown man, one of the most famous fossil skulls in the world, has been declared a ...

An international team of scientists has uncovered a fascinating piece of the evolutionary puzzle: how the ventral nerve cord, ...

A study led by researchers at the American Museum of Natural History presents the oldest known example in the fossil record of an evolutionary arms race. These 517-million-year-old predator-prey ...

A 555-million-year-old fossil found in South Australia provides crucial evidence for the Precambrian origins of Ecdysozoa, which encompasses insects, crustaceans, and nematodes. The discovery of ...

The Burgess Shale provides us with a rare glimpse into the softer side of paleontology. Most fossils are preserved hard parts – bones, teeth and shells – but one of the most famous fossil locales in ...