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![An image of the Northern lights over Bloomington, Indiana](https://cdn.mos.cms.futurecdn.net/GDk83iHWyq2EcgobUq8XbD-320-80.png)
Earth's elusive 'ignorosphere' could shed new light on auroras
By Tereza Pultarova published
Japanese scientists have created the first-ever long-term dataset about Earth's entire atmosphere, stretching all the way to space.
![earth, cut in half to expose its bright molten core](https://cdn.mos.cms.futurecdn.net/FzurybmX7XLLc6sbQmgJwD-320-80.jpg)
Scientists discover 'sunken worlds' hidden deep within Earth's mantle that shouldn't be there
By Harry Baker published
A new way of measuring structures deep inside Earth has highlighted numerous previously unknown blobs within our planet's mantle. These anomalies are surprisingly similar to sunken chunks of Earth's crust but appear in seemingly impossible places.
![a satellite's view of a tiny island off of a larger coastline. a wispy trail of muddy water extends downward away from the island in the surrounding water](https://cdn.mos.cms.futurecdn.net/u7zcMkA8Evx3RMzWheFpbK-320-80.jpg)
Satellites watch 'ghost island' solidify in the Caspian Sea before disappearing (photos)
By Stefanie Waldek published
The Kumani Bank mud volcano in the Caspian Sea created an island in early 2023 that had almost disappeared by the end of 2024, according to Landsate satellite imagery.
![This map shows where on Earth the average temperature in 2024 was higher or lower than the 20th-century baseline. Red indicates higher-than-average temperatures, while blue indicates lower-than-average temperatures.](https://cdn.mos.cms.futurecdn.net/qJH5nMppdkPmTppTiz87Zf-320-80.jpg)
Our warming Earth: 2024 was hottest year on record, NASA says
By Stefanie Waldek published
2024 was the warmest year on record, according to NASA data. The global average temperature was 2.3 degrees Fahrenheit above the mid-20th-century baseline.
![A false-color satellite image by Planet Labs shows the Palisades Fire consumed coastal neighborhoods. Land covered in vegetation is seen in red.](https://cdn.mos.cms.futurecdn.net/VA5atbBMxyzZLyiciPdnwM-320-80.jpg)
Devastation of raging Los Angeles fires visible from space in satellite images
By Sharmila Kuthunur published
Satellite images show destruction caused by huge, fast-moving fires raging this week in Southern California.
![smashed cars and other debris lay strewn across a muddy field beside a brown river](https://cdn.mos.cms.futurecdn.net/4HqyjpZfznvWVFijhfJsy-320-80.jpg)
Fall 2024 was Earth's warmest autumn ever
By Meredith Garofalo published
Fall 2024 makes history in the record books as the warmest on record in the past 130 years.
![A map of the ocean seafloor](https://cdn.mos.cms.futurecdn.net/yZ3ChxMFjdxaRYDGwYw42a-320-80.jpg)
Satellites map Earth's ocean floors in unprecedented detail
By Skyler Ware published
A newly-deployed satellite has created the most-detailed map yet of the ocean floor, finding hundreds of hills and underwater volcanoes that were previously missed.
![The Thompson fire burns around Lake Oroville in Oroville, California on July 2, 2024.](https://cdn.mos.cms.futurecdn.net/A3SjfX5E4jVF4DAPnXbLJK-320-80.jpg)
'Ambitious climate action is more urgent than ever:' 3 Climate records broken in 2024
By Sharmila Kuthunur published
2024 has been another challenging year for Earth's climate, marked by record temperatures, extreme weather events, and urgent warnings from scientists about the accelerating pace of global warming.
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