US President Barack Obama on Friday declared portions of the Arctic off-limits for oil exploration for the next five years, dealing a blow to Republican efforts to expand fossil fuel extraction.
Two key climate change indicators—global surface temperatures and Arctic sea ice extent—have broken numerous records through the first half of 2016, according to NASA analyses of ground-based observations and satellite ...
The January figures are in, and Earth's string of hottest-months-on-record has now reached nine in a row. But NASA said January stood out: The temperature was above normal by the highest margin of any month on record.
May's temperatures broke global records yet again, as the northern hemisphere finishes its hottest spring on record, statistics released Tuesday by NASA showed.
Canada's parks department on Monday confirmed the discovery of a British exploration ship that vanished during a storied Arctic expedition in 1846.
Some might say it takes a rare breed to survive the Alaska wilderness. The discovery of a possible new species of hybrid butterfly from the state's interior is proving that theory correct.
Prolonged cold snaps on the East Coast, California drought and frozen mornings in the South all have something in common – the atmospheric jet stream which transports weather systems that's taken to meandering all over ...
The first ancient human genome from Africa to be sequenced has revealed that a wave of migration back into Africa from Western Eurasia around 3,000 years ago was up to twice as significant as previously thought, and affected ...
Polar bear numbers could drop a third by mid-century, according to the first systematic assessment, released on Wednesday, of how dwindling Arctic sea ice affects the world's largest bear.
The melting of sea ice will significantly increase Arctic precipitation, creating a climate feedback comparable to doubling global carbon dioxide, a Dartmouth College-led study finds.