Though distinct disciplines, both paleontology and archaeology use similar technologies and methods in their work and show ...

Watch to see where Earth's major events would fall on a timeline stretching across the US. Produced by Alex Kuzoian Follow BI Video: On Facebook More from Science The Earth is really, really old.

Earth science describes the planet’s features, patterns, composition and the processes operating within and on its surface, its history, and life. Earth scientists seek to understand these and answer ...

At the heart of this story are cyanobacteria, ancient microorganisms whose innovation in oxygenic photosynthesis marked a turning point in Earth’s history ... in St. Louis, notes, "Soft-bodied ...

It was also the first year in recorded history that Earth’s average temperature was higher ... We are at a critical time and supporting science journalism is more important than ever.

The new theory, described in a study in the journal Proceedings of the National Academies of Science ... prevailed through most of Earth's history, which would have led to significant inorganic ...

Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter ... about mysterious eras in Earth’s 4.5 billion-year history. The team, with members from 12 ...