Closely related to the history of sedimentary rocks are the age of the Earth as an astronomical body and the evolution of the planetary system. We shall see from the discussion of the following ...

It’s widely believed that Earth’s moon is 4.35 billion years old, an estimated age based on lunar samples brought back to ...

BEFORE the time of the Scotch geologist, James Hut- ton, some 6,000 years was believed to indicate the age of the earth, and, indeed, of the entire universe. The advent of the uniformitarian ...

The world's oldest rocks are spread across the globe and paint a picture of Earth's turbulent early history. Here are some of ...

New research suggests volcanic activity reshaped the Moon's geology, resetting its apparent age to 4.35 billion years.

In an "idea paper" published on December 18 in Nature, UC Santa Cruz Professor Francis Nimmo and his co-authors propose a ...