Our planet plunged into one of the most dramatic climate states in its long history, approximately 720–635 million years ago.

A letter authored by SETI Institute scientist Oliver White was published by Nature Astronomy today. Co-authors included researchers Jeff Moore, Tanguy Bertrand and Kimberly Ennico at NASA’s Ames ...

Glaciers reached Cape Cod, Massachusetts, in the most recent ice age about 20,000 years ago. But much harsher ice ages hit the Earth in an ancient geological interval known as "the Cryogenian Period" ...

These layered structures called stromatolites from the Cryogenian Trezona Formation were created by biofilms of microbes that formed in a shallow-water tropical environment in South Australia’s ...

Southeastern Tibet is one of the most glaciated regions on the Tibetan Plateau both at present and during the Quaternary. Numerical dating of glacial deposits has allowed the establishment of a ...

Caribou (known as reindeer in Europe) make one of the longest seasonal migrations of land animals, but an individual's propensity to migrate depends on its genetic ancestry, researchers report.

The Great Unconformity is a major gap in Earth's geologic record. The missing layer between Precambrian and Cambrian rocks ...

Hydrothermal systems at mid-ocean ridges (MOR) transfer heat, metals, and carbon from Earth’s interior to the deep ocean, influencing pathways of chemical elements and compounds as they move between ...

Researchers have obtained new chronological data for the timing of the Elsterian and Saalian glacial cycles in central Germany. They found that the first Quaternary glaciation, which covered huge ...

THE past decade has seen a great revival of interest in the whole subject of climatic changes. There have been many books presenting as many theories, so diverse as to be mutually destructive. At the ...