Green Sahara's ancient rainfall regime revealed
Rainfall patterns in the Sahara during the 6,000-year "Green Sahara" period have been pinpointed by analyzing marine sediments, according to new research.
Rainfall patterns in the Sahara during the 6,000-year "Green Sahara" period have been pinpointed by analyzing marine sediments, according to new research.
Earth Sciences
Jan 18, 2017
3
325
The long-lived international Cassini mission has revealed a surprising feature emerging at Saturn's northern pole as it nears summertime: a warming, high-altitude vortex with a hexagonal shape, akin to the famous hexagon ...
Space Exploration
Sep 4, 2018
7
344
Scientists believe they have discovered the reason behind mysterious changes to the climate that saw temperatures fluctuate by up to 15°C within just a few decades during the ice age periods.
Earth Sciences
Jun 19, 2017
18
754
A giant 70 million year old fossil of a fish that lived amongst dinosaurs has been discovered in Argentine Patagonia, a team of researchers said on Monday.
Archaeology
Jul 6, 2020
0
2083
Amid news of lethal heatwaves across the Northern Hemisphere comes the daunting prospect of a climate disaster on an altogether grander scale. New findings published in Nature Communications suggest the Atlantic meridional ...
Environment
Aug 5, 2023
6
63
A team of scientists led by a Tulane University oceanographer has found that deposits deep under the ocean floor reveal a way to measure the ocean oxygen level and its connections with carbon dioxide in the Earth's atmosphere ...
Earth Sciences
Jan 19, 2024
37
506
Back-to-back volcanic eruptions in the mid-6th century darkened Europe's skies for more than a year and may have ushered in the Dark Ages, according to finding to be presented Friday at a science conference in Vienna.
Earth Sciences
Apr 19, 2016
0
170
Algeria's Tassili N'Ajjer plateau is Africa's largest national park. Among its vast sandstone formations is perhaps the world's largest art museum. Over 15,000 etchings and paintings are exhibited there, some as much as 11,000 ...
Earth Sciences
Dec 16, 2023
11
400
(Phys.org) —Nearly a century after the world's greatest physicist, Albert Einstein, first predicted the existence of gravitational waves, a global network of gravitational wave observatories has moved a step closer to detecting ...
Optics & Photonics
Aug 1, 2013
72
0
More than 50% of the world's oceans could already be affected by climate change, with this figure rising as high as 80% over the coming decades, a new study has shown.
Earth Sciences
Aug 17, 2020
4
3864