The overturning circulation of the Pacific Ocean "flipped" during the last ice age, altering the placement of ancient waters rich in carbon dioxide, according to Earth system scientists at the University of California, Irvine.
Earth Sciences
Mar 29, 2023
0
76
Atomic bomb tests conducted during the Cold War have helped scientists for the first time correctly determine the age of whale sharks.
Plants & Animals
Apr 6, 2020
1
1728
A new way to take the pulse of carbon emissions could help track how the industrial development of peatlands contributes to climate change, as well as measure their recovery once development ends.
Environment
Aug 13, 2019
0
67
University of Tokyo graduate student Yuuki Wada with colleagues from Japan have discovered a connection between lightning strikes and two kinds of gamma-ray phenomena in thunderclouds. The research suggests that in certain ...
Earth Sciences
Jun 25, 2019
0
1
On the basis of prior research, the identity of the Pitted Ware Culture from the Stone Age has been characterized as hard-core sealers, or possibly even related to Inuits of the Baltic Sea. Now, researchers have discovered ...
Archaeology
Apr 4, 2019
0
595
A team of researchers with members affiliated with several institutions in the U.S. and China has found two stalagmites that offer a way to improve the accuracy of the carbon-14 dating technique. In their paper published ...
Just like a teenager wanting to be older, volcanoes can lie about their age, or at least about their activities. For kids, it might be little white lies, but volcanoes can tell big lies with big consequences.
Earth Sciences
Oct 5, 2018
0
6
University of Utah researchers developed a new weapon to fight poachers who kill elephants, hippos, rhinos and other wildlife. By measuring radioactive carbon-14 deposited in tusks and teeth by open-air nuclear bomb tests, ...
Analytical Chemistry
Jul 1, 2013
0
2
(Phys.org) —The Maya are famous for their complex, intertwined calendric systems, and now one calendar, the Maya Long Count, is empirically calibrated to the modern European calendar, according to an international team ...
Archaeology
Apr 11, 2013
1
0
A study has been able to accurately determine the age of the Neanderthal remains found in the El Sidrón cave (Asturias, Spain) for which previous studies had provided inexact measurements. The application of a pre-treatment ...
Archaeology
Apr 2, 2013
6
1
