Jun 22 Polar Research on Earth Assists with Mars Study By PBS News Hour As scientists continue to explore the poles as part of the International Polar Year, hoping to better understand the Earth's most extreme environments, some researchers are looking for answers even farther off -- toward the north pole of Mars. Continue reading
May 17 New Antarctic Marine Species Surprise Scientists By PBS News Hour An international team of researchers has found more than 700 new species in the extreme depths of Antarctica's Weddell Sea, surprising scientists who had thought the region was largely devoid of life. Continue reading
Feb 23 U.S. Government Looks to List Polar Bear as Threatened By Admin, PBS News Hour The U.S. Fish and Wildlife Service has proposed listing the polar bear -- a species whose survival depends on the sea ice that is melting as the Earth's temperature rises -- as "threatened" under the Endangered Species Act. Continue reading