This is a natural mould. If water rich in minerals fills this space, crystals can form and create a fossil in the shape of the original bone or shell, known as a cast fossil. Or sediment can fill the ...

The Children's Museum of Indianapolis is celebrating its centennial by displaying a cast of a Tyrannosaurus rex skeleton named Bucky at the Indianapolis International Airport, while the real Bucky ...

A fossil of a partial face from a human ancestor is the oldest in western Europe, archaeologists reported Wednesday. The incomplete skull — a section of the left cheek bone and upper jaw – was ...

The fossils were destroyed, with Stromer’s papers and photographs and a cast of the animal’s braincase the only clue they had ever existed. Then, a modern-day researcher discovered a ...

The activities are structured as classroom investigations, each with a unique theme that utilizes different fossil and cast material from the kit. What fossils tell us about a prehistoric environment ...