Search the collection of 35,000 fossiliferous rocks found within the Green River Formation of Colorado and Utah. View some of these 50 million year old insect fossils in a linked slide show.

Charts when certain species of plants first appeared.

An interesting slide show of unique plant fossils, each picture has a caption.

A collection of interactive visualizations that were produced through analysis of economic, political, and market research data. Topics are diverse, e.g., military spending and trade, immigration, consumer spending, crime, unemployment,...

Interactive photo search of the collection of 35,000 fossiliferous rocks found within the Green River Formation of Colorado and Utah.

The most saline of Africa's large lakes, Turkana is an outstanding laboratory for the study of plant and animal communities. The three National Parks serve as a stopover for migrant waterfowl and are major breeding grounds for the Nile...

This picture shows a plate from an 1865 lithograph of fossilized Hadrosaurus bones. Hadrosaurus lived in the late Cretaceous Period (around 70 million years ago). It was a herbivore (plant eater) and moved on two legs.

This drawing shows the possible appearance of Avaceratops, a dinosaur from the late Cretaceous Period. The first fossil remains of Avaceratops were found in 1981 in Montana, USA. Like other Ceratopsian dinosaurs, Avaceratops was a...

This drawing shows the possible appearance of Prenoceratops, a dinosaur from the late Cretaceous Period (around 80 million years ago). Prenoceratops fossils have been found in the US state of Montana. It belonged to a family of dinosaurs...