Earth got so hot last month that federal scientists struggled to find words, describing temperatures as "astronomical," ''staggering" and "strange." They warned that the climate may have moved into a new and hotter neighborhood.
The winter that has just ended was the hottest in U.S. records for the Lower 48, thanks to the combination of El Nino and man-made global warming, federal meteorologists say.
Astronomers on Thursday announced that their new billion-dollar U.S. observatory has detected a gravitational wave, a phenomenon Albert Einstein predicted a century ago in his theory of general relativity.
Millions of Americans began digging out Sunday from a mammoth blizzard that set a new single-day snowfall record in Washington and New York City.
A massive winter storm began pummeling the East Coast, as millions of people from the Carolinas to New York braced for a weekend of severe winds, power losses and coastal flooding.
One in seven Americans will get at least half a foot of snow outside their homes when this weekend's big storm has finished delivering blizzards, gale-force winds, whiteout conditions and flooding to much of the eastern United States.
Addressing the twin threats of global warming and extremist violence, the largest group of world leaders ever to stand together kicked off two weeks of high-stakes climate talks outside Paris on Monday, saying that by striking an ambitious deal to cut emissions they can show terrorists what countries can achieve when they are united.
You can't say we haven't been warned. The first government warning that the world was warming came exactly a half century ago.
July's average temperature was 61.86 degrees Fahrenheit, beating the previous global mark set in 1998 and 2010 by about one-seventh of a degree. That's a large margin for weather records.
The annual State of the Climate report delves into the details of already reported record-smashing warmth globally in 2014, giving special attention to the world's oceans.
In a sweeping environmental manifesto aimed at spurring concrete action, Pope Francis called Thursday for a bold cultural revolution to correct what he described as a "structurally perverse" economic system where the rich exploit the poor, turning Earth into an "immense pile of filth."
Torrential downpours in Texas that have whiplashed the region from drought to flooding. A heat wave that has killed more than 1,800 people in India. Record 91-degree readings in Alaska, of all places. A pair of top-of-the-scale typhoons in the Northwest Pacific. And a drought taking hold in the East.
