Kirkland and researchers the University of Portsmouth in England and St. Francis Xavier University in Canada chemically analyzed crystals in rocks from Earth's Cryogenian period. Earth was so ...

Hypotheses include a sequence of global glaciation events, known collectively as "Snowball Earth," which occurred during the Cryogenian period more than 635 million years ago. "These tiny and ...

Katharine Cashman via imaggeo.egu.eu under CC BY 3.0 Long before the emergence of dinosaurs—during the Cryogenian Period around 700 million years ago—our planet would have been unrecognizable ...

Around 700 million years ago, Earth was a very different planet—gripped by extreme deep freezes during the Cryogenian period.

Perth, Feb 26 (The Conversation) - Picture Earth as a vast, frozen sphere—an image reflecting its state during the Cryogenian period, roughly 700 million years ago. This era, long predating the ...

An ancient impact structure in remote northern Australia was recently spotted by one of NASA's Earth-observing satellite ...

In orbit around the white planet is a single cratered moon. You are gazing on Earth in the Cryogenian period, 700 million years ago. This is about three times as long ago as the earliest dinosaurs ...

Hypotheses include a sequence of global glaciation events, known collectively as “Snowball Earth,” which occurred during the Cryogenian period more than 635 million years ago. “These tiny and ...

The Hf isotope data was obtained for the Late Cryogenian / Early Ediacaran grains from sample P2SH as an effort to track the sources of the zircons (Tab. 6). Additionally, eleven grains from sample ...