The Los Angeles Times reports: "The Rim fire spread deeper into Yosemite National Park on Tuesday with flames racing unimpeded to the east even as firefighters shored up defenses for communities on the western edges of the blaze.
The melting of sea ice in the Arctic is well on its way toward its annual "minimum," that time when the floating ice cap covers less of the Arctic Ocean than at any other period during the year. 2013's melt rates are in line with the sustained decline of the Arctic ice cover observed by […]
A meteor weighing 10,000 metric tons exploded only 23km above the city of Chelyabinsk in Russia on February 15, 2013. Unlike previous such events, this time scientists had the highly sensitive OMPS instrument on NPP to deliver unprecedented data and help them track and study the meteor plume for months. This video shows how accurately […]
This week a European Earth-observing satellite confirmed that a large iceberg broke off of Pine Island Glacier, one of Antarctica's largest and fastest moving ice streams. The rift that led to the new iceberg was discovered in October 2011 during NASA's Operation IceBridge flights over the continent.