The 2018 eruption of Kilauea in Hawaii featured the spectacular collapse of the volcano's caldera, creating a hole nearly as deep as One World Trade Center in New York City is tall at its summit.
A new study suggests that plants that are stressed by drought or physical damage may emit ultrasonic squeals.
The drainage of meltwater lakes may be making Greenland more unstable than scientists previously realized.
In the most comprehensive assessment of its kind, researchers find that 100 endemic Australian species living in 1788 are now extinct.
Venice is in a state of emergency as the Italian city braces from one of the worst floods in its history.
This alien-like world is filled with hydrothermal pools that are some of the most extreme environments on the planet
Experts once thought that older, more robust sea ice in the Arctic was mostly safe from melting — but that may not be the case.
The Nile River may have emerged around 30 million years ago, driven by the motion of Earth’s mantle.
A new model of the whole Earth shows how the mantle and crust drive the movement of tectonic plates as well as the creation and destruction of supercontinents.
Taku glacier in Juneau, Alaska, is the world's thickest mountain glacier and was supposed to continue growing through the end of the century. Now, it's losing ground due to climate change.
The man, known as Lobo, was just one of at least 135 indigenous people murdered in the Amazon over the last year.
Gusting winds in northern California are helping the spread of the Kincade fire, as shown in a new animation from NASA.
The Earth may be entering an era in which natural and human-generated fire together are reshaping the planet.
Scientists have identified the world's fastest-thinning glacier: a stream of rapidly-retreating ice in Patagonia.
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