Our team came up with a variety of fun ways to enjoy National Fossil Day– things like visiting your local Natural History Museum, watching or sharing an Eons video, eating an angiosperm, taking.
Theater Critic, Los Angeles Times, 3 Feb. 2026 Their body plan, immune system and ecological role have been resilient through eons of geological and climatic upheaval.
Eons is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.
Eons are the largest units of geologic time, spanning hundreds of millions to billions of years, and each represents a significant phase in Earth's history. Eon is the equivalent of a chronostratigraphic.
It subdivides all time into named units of abstract time called—in descending order of duration— eons, eras, periods, epochs, and ages. The enumeration of those geologic time units is based on.
May 13, 2025 · Geologic time spans are divided into units and subunits, the largest of which are eons. Eons are divided into eras, which are further divided into periods, epochs, and ages.
Jan 23, 2026 · The answer is the geologic time scale, a system that divides Earth’s history into eons, eras, periods, and epochs. It’s the timeline that connects rocks to time — and time to life.
Dec 16, 2025 · Earth’s history is divided into four recognized eons, spanning from the planet’s formation to the present day. The first three—the Hadean, Archean, and Proterozoic—are collectively known.
Eons are subdivided into eras, which further break down into periods, epochs, and ages. The concept of eons helps scientists understand the major events that have shaped the planet over vast timescales,.
