The globe is warming all over but there are regional and seasonal differences.
Study shows which parts of the Great Barrier Reef & others can bounce back from mass bleaching events.
The odds of having a string of hot years is about 1-in-27 million. Here's how we calculated the odds.
Temperatures are rising at all four tennis grand slams, and the Australian Open is still the hottest.
Thanks to NASA, you only need 30 seconds to see how the world has warmed over the past 135 years.
Take a look at five graphics that put last year's record-setting heat in a larger climate context.
With NASA and NOAA's global numbers in, 2014 is officially the hottest year in the 135-year record.
To see what mountain forest fires of the Southwest will look like in the future, look back at 2011.
Temperatures and wind chills plummeted across much of the country as Arctic air surged southward.
The U.S. has experienced 18 years of above-average temperatures according to new data from NOAA.
Climate change is likely to lead to flight weight restrictions at major airports around the U.S.
2014 topped both 2005 & 2010 as the hottest since record keeping began, continuing the trend that the top 10 years have all occurred since 199…
The Japanese Meteorological Agency has released data showing 2014 was the globe's hottest year.
Efforts to find the fingerprints of climate change on extreme weather are gaining steam.
The hallmark of global warming is heat. Here's what we learned about it in 2014 and what 2015 could hold.
Seventeen major U.S. cities are on track for their hottest year on record but none are headed for record cold.
One of the most important crops is set to fall by 6 percent for each 1°C rise in temperature, say scientists.
Bernadette Woods Placky talks the warmest year on record and extreme weather with Al Jazeera America.
Research shows shift in trade winds could trigger an unparalleled period of rising global temperatures.
California gets some drought relief, Europe sets records, the Arctic gets warmer and more.