Are rising global temperatures to blame for a stark reduction in the size of chamois in Italy?
Massachusetts and California lead the U.S. in energy efficiency, according to annual ranking.
European Union will decide this week how hard the continent will work to slow global warming.
The polar vortex spurred a spike in CO2 emissions in 2013 as people cranked up their heat last winter.
Discovery of a semi-lifeless glacier in southeastern Iceland creates a new zombie class of frozen rivers of water.
El Niño ups the odds of flooding in some spots, but that information could provide opportunities.
New regulations in North Dakota aim to reduce CO2 emissions from flaring natural gas wells.
The "odds are good" that 2014 will be the warmest year in the books, fueled by record ocean warmth.
LEDs could help slow global warming and illuminate the developing world. Now that's worth a Nobel Prize.
A new climate report from the Pentagon, tornado trends, earthquakes and more in this week's top climate news.
Hurricane Gonzalo was an imposing site in images, while the sun cast a shadow across a cold front.
An Instagram takeover puts climate change on display right next to selfies and latte art.
The frost-free season is growing longer across the U.S. overall. Check the trend in your city.
Tornadoes are seeming to cluster together so that there are fewer days with tornadoes, but more tornadoes on the days that do have them.…
The bouts of polar vortex incursions that happened last winter are unlikely this year, NOAA says.
Flurry of recent studies show that earthquakes are a side effect of the U.S. oil and gas boom.
All regions of the continental U.S. have seen the frost-free season, defined as the stretch between the last below-32°F reading in the spring…
A flurry of hurricane activity in the Atlantic basin is linked to a phenomenon called the MJO.
Despite a wet September out West, drought is still a major concern as heat continues to bake the region.
Electricity in the U.S. can be a lot more climate-friendly than the Obama administration expects it to be, a new report says.