Leisure Rare hole opens up in ozone layer above the Arctic – scientists Amwal Al Ghad English Apr 9, 2020 0 A rare hole has opened up in the ozone layer above the Arctic, in what scientists say is the result of unusually…
Entertainment Polar Bears Can Swim Vast Distances: Study Yomna Yasser May 5, 2012 0 Scientists do not know whether such long-distance swimming is a new behavior, USGS officials said. Polar bears are…