Earthquakes excite the Earth’s subsurface over a small area, and waves of energy then propagate through the solid earth. Depending on the depth of the waves and the materials they encounter, they can ...
The formation, movement and melting of icebergs offer insights into some of the most extreme areas of the cryosphere, like Antarctica and Greenland.
Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists ...
A volcano near Alaska's most populous city is showing signs it could be headed toward an eruption, officials said.
Mount Etna on Wednesday (February 12) put on a spellbinding show with plumes of smoke rising from its summit and lava flowing ...
A study led by NASA and NOAA has found that California is sinking in some areas, which means the projected sea level rise for ...