Новости за 13.07.2021

Astronomers from the Chinese Academy of Sciences (CAS) and elsewhere report the detection of a new ultra-high energy (UHE) gamma-ray source in the Galactic plane. The newly identified source, designated LHAASO J0341+5258, is extended and emission from it reaches up to 200 TeV. The finding is detailed in a paper published July 5 on arXiv.org.

A trio of researchers from Slovenia's Institute for the Protection of Cultural Heritage of Slovenia at the Centre for Preventive Archaeology and Eberhard Karls Universität Tübingen, in Germany, has found evidence of the oldest known use of cosmetics at a dig site in the Balkans. In their paper published in the Journal of Archaeological Science: Reports, Bine Kramberger, Christoph Berthold and Cynthianne Spiteri describe the ceramic bottles that held the cosmetics and what they found inside them.

In recent years, physicists and electronics engineers have been trying to devise strategies to control or produce quantum states of matter in different materials. Such strategies could ultimately prove valuable for the development of new technological devices.

A team of researchers affiliated with multiple institutions in the U.S., Brazil and Argentina has found that land dedicated to growing soybeans in South America has doubled over the past 20 years. In their paper published in the journal Nature Sustainability, the group describes their approach to measuring soy growing areas in South America and what they learned about its impact on land use on the continent.

A team of researchers from the U.K., Australia and France has used genetic barcoding to determine the tree favored by groups of New Caledonian crows to make their tools. They published their results in Proceedings of the National Academy of Sciences.