An Ohio University geologist who first proposed the now-accepted supercontinent cycle theory in the 1980s has rallied to the cause of one of those supercontinents, Pannotia, that is in danger of being overlooked.
Earth Sciences
Apr 4, 2018
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291
The possibility that Earth could have a supercontinent that would occupy two-thirds of the planet's surface in a couple of hundred million years' time is just one of the geological projects being investigated by an international ...
Earth Sciences
Apr 28, 2015
0
57
The P-T mass extinction may have been instigated by populations of algae dying. According to one group of scientists, this die-off of large numbers of relatively simple life forms caused a crash in the ocean's entire food ...
Earth Sciences
Dec 14, 2010
8
0
Researchers have discovered the 100 million-year-old ancestor of a group of large, carnivorous, cricket-like insects that still live today in southern Asia, northern Indochina and Africa. The new find, in a limestone fossil ...
Archaeology
Feb 3, 2011
31
0
A new study published today in the journal Gondwana Research, has revealed the past position of the Australian, Antarctic and Indian tectonic plates, demonstrating how they formed the supercontinent Gondwana 165 million years ...
Earth Sciences
Jul 4, 2013
6
0
Scientists have solved a decades-long mystery as to why ancient tetrapods—amphibian-like creatures that lived over 300 million years ago—preserved in one of Ireland's most important fossil sites seemingly had their bones ...
Paleontology & Fossils
Dec 7, 2022
0
391
(Phys.org) —A team of paleontologists with members from Brazil, Venezuela, the U.S. and Germany has found fossil evidence of a previously unknown dinosaur in Venezuela. In their paper published in the journal Royal Society ...
Oxygen is critical for life, but what promoted the first rise in atmospheric oxygen on Earth and precisely when it happened have been challenging scientists for the last 70 years.
Earth Sciences
Feb 28, 2022
4
1281
A description of a 95-million-year-old amber deposit—the first major discovery of its kind from the African continent—is adding new fungus, insects, spiders, nematodes, and even bacteria to an ecosystem that had been ...
Plants & Animals
Apr 5, 2010
0
0
The rise of the first complex life depended on vital metals brought up to the Earth's surface from far below in vast granite deposits, a new study argues.
Earth Sciences
Aug 7, 2012
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