Chemical clues left behind by humble microbes have rewritten the timeline of one of the biggest mass extinction events in Earth's history.
Earth Sciences
Nov 18, 2020
0
4
It's not often a new mass extinction is identified; after all, such events were so devastating they really stand out in the fossil record. In a new paper, published today in Science Advances, an international team has identified ...
Earth Sciences
Sep 16, 2020
1
2450
Imagine reading by the light of an exploded star, brighter than a full moon—it might be fun to think about, but this scene is the prelude to a disaster when the radiation devastates life as we know it. Killer cosmic rays ...
Astronomy
Aug 18, 2020
7
6859
The impact event that formed the Chicxulub crater (Yucatán Peninsula, México) caused the extinction of 75% of species on Earth 66 million years ago, including non-avian dinosaurs. One place that did not experience much ...
Earth Sciences
Jul 14, 2020
1
237
A new study by the University of Leeds and University of Oxford has examined spatial biodiversity patterns across the Permo-Triassic mass extinction event. (c. 252 million years ago). The Permo-Triassic mass extinction represents ...
Ecology
Jun 17, 2020
0
104
Volcanic activity did not play a direct role in the mass extinction event that killed the dinosaurs, according to an international, Yale-led team of researchers. It was all about the asteroid.
Earth Sciences
Jan 16, 2020
17
2186
New evidence gleaned from Antarctic seashells confirms that Earth was already unstable before the asteroid impact that wiped out the dinosaurs.
Earth Sciences
Jan 7, 2020
0
89
New evidence gleaned from Antarctic seashells confirms that Earth was already unstable before the asteroid impact that wiped out the dinosaurs.
Earth Sciences
Dec 11, 2019
16
5065
For more than 3.5 billion years, living organisms have thrived, multiplied and diversified to occupy every ecosystem on Earth. The flip side to this explosion of new species is that species extinctions have also always been ...
Ecology
Nov 13, 2019
0
28
A team of scientists have revealed that after the devastation caused by a mass extinction event on Earth 66 million years ago, the plankton at the base of the ocean ecosystem were disrupted for nearly two million years. It ...
Earth Sciences
Sep 30, 2019
0
188
