February 13, 2019
Frogs fill in post-Gondwana picture
The positions of landmasses after the breakup of Gondwana during the late Mesozoic and early Paleogene are highly debated, especially the …
The EARTH archive
Supercontinent
Explore the archive by subject.
6 articles · Page 1 of 1
September 6, 2018
Ocean tide size linked to supercontinent cycle
Daily tides are driven primarily by Earth’s rotation and the gravitational force of the moon on oceans. However, in a new study in Geophysical …
July 3, 2018
Piecing together the puzzle of Pannotia
Earth’s landmasses have joined together into supercontinents and then split apart again as many as six times in the planet’s history. Pangea is …
April 6, 2017
Breakup of Pangea led to thicker oceanic crust
Oceanic crust formed at mid-ocean spreading centers, like the Mid-Atlantic Ridge, is recycled back into the mantle at subduction zones. Aside …
December 20, 2016
Rethinking Pangea? Ancient ocean crust challenges supercontinent theory
The oldest piece of undisturbed oceanic crust ever discovered has been found beneath the eastern Mediterranean Sea, hidden under more than 10 …
January 5, 2012
Chemical clues reveal ancient geography
Reconstructing the history of supercontinents requires careful detective work. A variety of geological processes wipes the evidence clean, like a …