Study shows that Vikings enjoyed a warmer Greenland
A new study may resolve an old debate about how tough the Vikings actually were.
Earth Sciences
Feb 6, 2019
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933
News tagged with oxygen isotopes
Related topics:
climate change
Earth's oxygen increased in gradual steps rather than big bursts
A carbon cycle anomaly discovered in carbonate rocks of the Neoproterozoic Hüttenberg Formation of north-eastern Namibia follows a pattern similar to that found right after the Great Oxygenation Event, hinting at new evidence ...
Earth Sciences
Aug 31, 2018
1
131
Crystalline silica in meteorite brings scientists closer to understanding solar evolution
A multi-institutional team of researchers has discovered silica mineral quartz in a primitive meteorite, comprising direct evidence of silica condensation within the solar protoplanetary disk, and offering new clues to understanding ...
Space Exploration
Aug 23, 2018
0
222
Chemical footprint in present-day atmosphere mimics that observed in ancient rock
Early Earth was a hot, gaseous, dusty and dynamic planet with an atmosphere and an ocean. Then its surface cooled and stabilized enough for clouds, landmasses and early life to form about four billion years ago, during what's ...
Earth Sciences
Aug 7, 2018
0
212
Organic makeup of ancient meteorites sheds light on early Solar System
The origin of organic matter found in meteorites that formed during the birth of the Solar System 4.5 billion years ago may provide key clues to understanding the birth of life here on Earth.
Space Exploration
Aug 6, 2018
1
439
Stable isotopes suggest earliest tetrapods were euryhaline creatures
A team of researchers from several institutions in France and China has found evidence that some of the earliest creatures to walk on land likely emerged from estuaries or deltas. In their paper published in the journal Nature, ...
Study suggests Earth's water was present before impact that caused creation of the moon
A team of researchers from the U.K., France and the U.S. has found evidence that suggests that most of the water on Earth was present before the impact that created the moon. In their paper published on the open access site ...
Minerals in volcanic rock offer new insights into the first 1.5 billion years of Earth's evolution
The first 1.5 billion years of Earth's evolution is subject to considerable uncertainty due to the lack of any significant rock record prior to four billion years ago and a very limited record until about three billion years ...
Earth Sciences
Nov 2, 2017
0
167
Stalagmites in dry corridor suggest Amazonia maintained forests during the last ice age
(Phys.org)—An international team of researchers has found evidence that suggests that Amazonia did not revert to savannah during the last ice age and instead remained forested. In their paper published in the journal Nature, ...
Fire clues in cave dripwater – researchers find wildfire signatures in cave formations for the first time
When mineral-rich water drips from a cave's ceiling over centuries and millennia, it forms rocky cones that hold clues to the Earth's past climate. Now, researchers in Australia and the UK have found that these structures ...
Earth Sciences
Jul 21, 2016
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