A team of scientists working at Lawrence Berkeley National Laboratory (Berkeley Lab) has discovered a new form of the human-made element mendelevium. The newly created isotope, mendelevium-244, is the 17th and lightest form ...
General Physics
Jun 23, 2020
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5295
A mysterious cloud containing radioactive ruthenium-106, which moved across Europe in autumn 2017, is still bothering Europe's radiation protection entities. Although the activity concentrations were innocuous, they reached ...
Analytical Chemistry
Jun 12, 2020
1
1283
Oak Ridge National Laboratory researchers have discovered a better way to separate actinium-227, a rare isotope essential for an FDA-approved cancer treatment.
General Physics
Jun 2, 2020
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4
The oxidation of Earth's early atmosphere and ocean played an important role in the evolution of life. Reconstructing the paleo-redox conditions is crucial for the understanding of the coevolution of life and environment. ...
Earth Sciences
May 15, 2020
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4
Corn cultivation spread from Mesoamerica to what is now the American Southwest by about 4000 B.C., but how and when the crop made it to other parts of North America is still a subject of debate. In a new study, scientists ...
Archaeology
May 14, 2020
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19
Scientists are working to find ways to monitor ammonia—an increasingly common species in the atmosphere closely linked to water eutrophication, soil acidity, and biodiversity loss. But measuring ammonia is not easy because ...
Environment
May 14, 2020
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4
Researchers at Instituut voor Kern- en Stralingsfysica in Belgium and The University of Manchester, in collaboration with other institutes worldwide, have recently carried out a study aimed at measuring the size of the nucleus ...
The phrase 'the uplift of the Tibetan Plateau' permeates the scientific literature, extending even into the realms of molecular phylogeny. It implies that this enormous and almost flat-surfaced portion of Earth's surface ...
Earth Sciences
May 11, 2020
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7
Rubber-based agroforestry systems have been developed in Southeast Asia for ecological and economic benefits. However, the water consumption characteristics of different agroforestry practices are still unclear in this region.
Plants & Animals
Apr 29, 2020
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23
A multidisciplinary research group coordinated by the University of Helsinki dated the bones of dozens of Iron Age residents of the Levänluhta site in Finland, and studied the carbon and nitrogen stable isotope ratios. The ...
Archaeology
Apr 24, 2020
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21
