Ancient Seas

The water and sea basins we know today have been on Earth for much longer than the first humans. Clues from the ocean (in the form of seafloor or ice cores, and fossils) can help us learn about how the oceans reached their current state.


A rendering of an underwater marine scene from the Cambrian Period, featuring an arthropod, annelids, and other animals.


A Collection of Cambrian Fossils

When you're standing in a museum surrounded by fossils, you can almost imagine drifting through time to when long-extinct...