There's so much smoke from wildfires in the Amazon rainforest that São Paulo plunged into darkness on Monday afternoon (Aug. 19), with day turning into night.
A photographer on a NASA airplane captured a rare and spectacular shot when flying through a fire cloud, a type of thunderhead that forms above a wildfire's smoke plume.
President Donald Trump has expressed an interest in buying Greenland, an autonomous Danish territory.
The new rules, which the administration says will benefit businesses, tell regulators not to consider science alone when making decisions about endangered species.
The first consumer product to come out of the Chernobyl exclusion zone in 33 years could help revitalize a long-neglected community — or at least get a lot of tourists drunk.
A gaping hole in a dying tectonic plate beneath the ocean along the West Coast of the United States may be wreaking havoc at Earth's surface, but not in a way most people might expect.
An International team of scientists finds evidence that Earth began recycling itself more than 3 billion years ago.
Beneath the Arctic lie billions of barrels of oil. But as the international energy race intensifies, we wonder, how did all that oil get there in the first place?
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.
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