Article
US Geological Survey

U.s. Geological Survey: Fossils, Rocks, and Time

For Students 9th - 10th
Publication delves into the importance of studying the Earth's history and how we go about doing it. View pictures and diagrams showing the geological time scale and fossil succession.
Article
Other

Planetary Society: Relative and Absolute Ages in Histories of Earth and the Moon

For Students 9th - 10th
A lengthy scholarly article that discusses the geologic time scale, its history of development, age-dating events that occurred in different eras, and how absolute and relative dating are used to assess the ages of the Earth and Moon....
Article
Khan Academy

Khan Academy: The Anthropocene

For Students 9th - 10th
What kind of evidence could demonstrate that humans have begun to dominate and alter the life systems of Earth and have entered a new geological epoch? This article discusses the suggestion that we have entered the Anthropocene and...
Article
Khan Academy

Khan Academy: What Is the Biosphere?

For Students 9th - 10th
This article explains that as our knowledge of life on the planet evolves, we've come to use the word biosphere as a way of explaining the entire intertwined network of life on Earth. This concept combines an understanding of geology,...
Article
Famous Scientists

Famous Scientists: Charles Lyell

For Students 9th - 10th
Learn about the works of Charles Lyell, a geologist who studied Earth's history.
Article
American Geosciences Institute

American Geosciences Institute: What Can We Tell From the Fossil Record?

For Students 3rd - 8th
Find out what the fossil record tells scientists about the geologic and biological history of the Earth.