NASA map reveals a new landslide risk factor

In the deadly 2018 earthquake in the Indonesian city of Palu, intense shaking changed solid ground into a landslide of flowing mud, multiplying the death toll and economic impact. A new paper shows that this disastrous effect ...

Emerging cracks in the Pine Island Glacier

The Copernicus Sentinel-1 and Sentinel-2 satellites have revealed new cracks, or rifts, in the Pine Island Glacier—one of the primary ice arteries in the West Antarctic Ice Sheet. The two large rifts were first spotted ...

Niger floods force 23,000 from their homes

Floods in southeast Niger have forced 23,000 people to flee their homes since early October, officials said Saturday, threatening a new humanitarian crisis in a region already wracked by Boko Haram Islamist violence.