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 ...

Since “Anthropocene” was coined in 2000, it has increasingly defined our times as an age of human-caused planetary transformation. On March 4, 2024, the commission responsible for recognizing time ...

NH copy Purchased from the Cullman Endowment. V. 1. The chronostratigraphic scale / F.M. Gradstein and J.G. Ogg -- Biochronology / F.M. Gradstein -- Cyclostratigraphy and astrochronology / L.A. Hinnov ...

Every other Friday, the Outside/In team answers a listener question about the natural world. This week’s question comes from Emily in Washington, DC. Crawford Lake in Milton, Ontario. The answer to ...

NHMAIN copy has bookplate: Smithsonian Institution Libraries, Gift of Alan R. Kabat. "The Anthropocene, a term launched into public debate by Nobel Prize winner Paul Crutzen, has been used informally ...

Geological time, generally considered as a system of eras, periods and epochs materialized in rock strata, might actually follow a simple and unifying model. Indeed, a new study led by physicist Shaun ...