Following the hottest June ever recorded, July 2019 may have been the single warmest month in history.
The worst day of melting was July 31, when 11 billion tons of melted ice disappeared into the ocean.
A new study shows that the ice at the bottoms of submerged glaciers could be melting 100 times faster than anyone thought.
From the 800s to the 1400s, about a dozen megadroughts struck the American Southwest, and all lasted longer than a decade.
The global climate is changing more now than at any point in the plast 2,000 years. The Little Ice Age and the Medieval Warm Period were nothing like this.
Wildfires burning large swaths of Russia are generating so much smoke, they're visible from space, new images from NASA's Earth Observatory reveal.
A bare-chested Amazonian tribesman sniffs a machete, looks toward the camera and then disappears into the foliage.
"We know what's happening and what needs to be done," the haunting letter to the future reads. "Only you know if we did it."
Earth's scorching core is not a loner — it has been caught mingling with other, underworldly layers.
More than 80% of California's iconic Joshua trees are likely to die at the hands of drought and fire over the next 50 years — but there's still time to save them from extinction.
Radioactivity still lingers more than 60 years after atomic weapons, including the hydrogen bomb, were tested in the Marshall Islands.
A concentration of plasma in the Earth's atmosphere, called the ionosphere, interacts with solar winds, ultraviolet radiation and radio waves.
Greenland's ice sheet is sliding way more than previously thought, making it more vulnerable to a warming climate, according to a new study.
Barry is now packing winds of 75 mph. Life-threatening flash flooding will become increasingly likely later today and tonight as Barry moves inland.
Was the planet ever as hot as it is today, when every month the globe seems to be breaking one high-temperature record after another?
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