Polar bears and brown bears are thought to be mating in Russia due to rising temperatures depleting sea ice and forcing the Arctic species to venture inland to hunt, where they meet grizzlies.
On Oct. 18, the American Gem Society’s grading lab, AGS Laboratories, announced that it will close at the end of 2022, with GIA taking over its intellectual property, technology, as well as its Las Vegas location, which it will use as a research facility.
For the first time ever, scientists from Volgograd State Technical University together with colleagues from the Institute of Hydrodynamics of the Siberian. 21.09.2022, Sputnik International