The Geologic Time Scale depends on two aspects of the dating of the records. First, the sedimentary records that are collected worldwide must be linked together through significant events, such as the ...

What are some events that all of us have had in our lives? Ask the class "What are some events that all of us have had in our lives?" Make a list of 5 or 6 things on the board. Let’s organize these!

Reston, VA – The U.S. Geological Survey (USGS) and the Association of American State Geologists (AASG) announced that they have developed an updated geologic time scale and color scheme for use in ...

Reserachers tackle the hot topic of whether to define a new 'Anthropocene' epoch as a formal unit of the geologic time scale. In the March-April issue of GSA Today, Stanley Finney (California State ...

Jurassic, Pleistocene, Precambrian. The named times in Earth’s history might inspire mental images of dinosaurs, trilobites, or other enigmatic animals unlike anything in our modern world. Labels like ...

MILLIONS of people can name a single geologic period, the Jurassic. Nit-pickers did argue that the famous film should have been called Cretaceous Park, resting their case on the identification of the ...

The Late Holocene Meghalayan Age, newly-ratified as the most recent unit of the Geologic Time Scale, began at the time when agricultural societies around the world experienced an abrupt and critical ...

Upon opening my newspaper one morning last month, I found a front-page photograph that put a big smile on my face. Science students at Springdale’s Lakeside Junior High were shown chalking 460 meters ...

For almost 30 years, we geologists have been having a debate about what Geologic Epoch we find ourselves in right now. It is presently called the Holocene, but some want to add another epoch and call ...

Humans have altered the planet so much that we’ve created a new geological age–the Anthropocene. Millennia from now, this is how scientists will learn about what we did. Nuclear particles, changes in ...