The mass extinction at the end of the Permian Period 252 million years ago—one of the great turnovers of life on Earth—appears to have played out differently and at different times on land and in the sea, according to ...
Archaeology
Mar 26, 2020
6
2737
Just as caged canaries once warned coal miners of the risk of carbon monoxide poisoning, free-flying seabirds are now warning humanity about the deteriorating health of our oceans.
Plants & Animals
May 28, 2021
0
22
Without efforts to mitigate climate change, summers spanning nearly six months may become the new normal by 2100 in the Northern Hemisphere, according to a new study. The change would likely have far-reaching impacts on agriculture, ...
Earth Sciences
Mar 8, 2021
28
2007
When UC Santa Barbara geology professor emeritus James Kennett and colleagues set out years ago to examine signs of a major cosmic impact that occurred toward the end of the Pleistocene epoch, little did they know just how ...
Earth Sciences
Mar 13, 2019
8
1479
New research published today in the Journal of Vertebrate Paleontology describes a fossil family that illuminates the origin of perissodactyls—the group of mammals that includes horses, rhinos and tapirs. It provides insights ...
Paleontology & Fossils
Nov 6, 2020
1
427
(Phys.org) —A period of rapid, intense cooling, known as the Younger Dryas, took place about 13,000 years ago. Scientists think this sudden change in climate caused the extinction of many large mammals, such as the mammoth, ...
A comet called Nishimura discovered just a month ago could be visible to the naked eye this weekend, offering stargazers a once-in-a-437-year chance to observe the celestial visitor.
Space Exploration
Sep 6, 2023
0
14654
Most of the concerns about climate change have focused on the amount of greenhouse gases that have been released into the atmosphere.
Earth Sciences
Oct 24, 2014
219
1
The severe droughts in the USA and Australia are the first sign that the tropics, and their warm temperatures, are apparently expanding in the wake of climate change. But until now, scientists have been unable to conclusively ...
Earth Sciences
Sep 25, 2020
3
2916
Jupiter and Saturn will merge in the night sky Monday, appearing closer to one another than they have since Galileo's time in the 17th century.
Space Exploration
Dec 18, 2020
0
1510
