It was a respectable tenure, but the world’s oldest known meteorite site is no longer western Australia’s 2.2 ...

Nobody knows how life began on Earth, but some tantalizing clues from an asteroid suggest it might not have started here.

Johnson reports the crater can be seen today only in a 35-mile wide dome that marks exactly where the asteroid impacted.

It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid ...

(CN) — More than a billion years ago, tectonic activity on Earth may have stopped so completely that no new mountains could be formed on the planet for an entire eon — putting evolution of life on ...

The Precambrian eon is vast, almost unimaginably so ... The Precambrian encompasses 86 percent of the history of Earth. As its name implies, this includes all of geological time prior to the ...

Learn more about how complex life on Earth likely wouldn’t have been possible without volcanic activity.

IESA is designed for inquisitive minds craving to cast a brighter light upon Earth's many mysterious eon-spanning processes. The curriculum directs students to discover and explore new focus areas ...