(Phys.org) -- Although pointing high-energy lasers at the sky to cause pouring rain is currently a high-tech dream, the motivation behind controlling the weather has existed since the days of our ancient ancestors. Throughout ...
(Phys.org)—The Holocene began approximately 11,700 years ago, and encompasses the entire history of human civilization, all known written records, the epochs of human migrations, and the development of modern urban civilization. ...
Using data from 73 sites around the world, scientists have been able to reconstruct Earth's temperature history back to the end of the last Ice Age, revealing that the planet today is warmer than it has been during 70 to ...
Earth Sciences
Mar 7, 2013
126
0
The biochemical process by which cyanobacteria acquire nutrients from rocks in Chile's Atacama Desert has inspired engineers at the University of California, Irvine to think of new ways microbes might help humans build colonies ...
Materials Science
Dec 9, 2022
3
371
Prolonged drought likely helped to fuel civil conflict and the eventual political collapse of Mayapan, the ancient capital city of the Maya on the Yucatán Peninsula, suggests a new study in Nature Communications that was ...
Archaeology
Aug 20, 2022
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716
International treaties are often used by countries to address concerns that cross national boundaries, including the environment, human rights, humanitarian crises, maritime issues, security and trade.
Political science
Aug 3, 2022
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114
An extended period of turmoil in the prehistoric Maya city of Mayapan, in the Yucatan region of Mexico, was marked by population declines, political rivalries and civil conflict. Between 1441 and 1461 CE the strife reached ...
Archaeology
Jul 19, 2022
0
113
University of Arizona researcher Jekan Thanga is taking scientific inspiration from an unlikely source: the biblical tale of Noah's Ark. Rather than two of every animal, however, his solar-powered ark on the moon would store ...
Space Exploration
Mar 9, 2021
5
880
The economic potential of the oceans is expected to double from US$1.5 trillion in 2010 to US$3 trillion by 2030. Yet managing this growth should be undertaken in a safe and just manner caution a team of international researchers.
Ecology
Oct 15, 2019
0
92
Buried in the ice of Antarctica are records of what Earth looked like 130,000 years ago, when the glaciers last melted—and what it might look like again as global warming accelerates.
Earth Sciences
Mar 7, 2019
0
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