Over 90 per cent of mammal species were wiped out by the same asteroid that killed the dinosaurs in the Cretaceous period 66 million years ago, significantly more than previously thought.
Archaeology
Jun 20, 2016
0
931
Ichthyosaurs - shark-like marine reptiles from the time of dinosaurs - were driven to extinction by intense climate change and their own failure to evolve quickly enough, according to new research by an international team ...
Archaeology
Mar 8, 2016
0
109
Mammals with large brains tend to be smarter but they also face a greater chance today of going extinct, according to a study published Wednesday.
Ecology
Feb 17, 2016
0
139
Scientists from Victoria University of Wellington and GNS Science have for the first time determined precisely when more than 2000 species of ancient marine plankton became extinct, and found a potential indicator for which ...
Ecology
Jan 29, 2016
0
7
(Phys.org)—Over long spans, biodiversity is a fluid and shifting balance of species and influences. Species diversification occurs in response to a host of complex factors, both biotic and abiotic, and understanding them ...
There is no longer any doubt: We are entering a mass extinction that threatens humanity's existence.
Ecology
Jun 19, 2015
198
6034
The fossils of marine species that went extinct millions of years ago are offering insight into species that may be at risk for extinction today, as well as "hotspots" where that extinction risk may be even greater.
Environment
May 14, 2015
1
95
Global warming will eventually push 1 out of every 13 species on Earth into extinction, a new study projects.
Ecology
Apr 30, 2015
1
46
The worst mass extinction the Earth has ever seen occurred 252 million years ago. The boundary of the Permian and Triassic geological periods marked the demise of around 90 percent of marine species and 70 percent of land ...
Earth Sciences
Aug 15, 2014
5
1
(Phys.org) —Dinosaurs dominated the landscape for more than 100 million years, but all that remains today are bones. This has made it difficult to solve a long-standing and contentious puzzle: were dinosaurs cold-blooded ...
Archaeology
Jun 12, 2014
0
0
