This is an image of Mt St. Helens in Washington State, USA, which erupted in 1980, killing 57 people.
Credit: S Brown
It is hoped the findings, published recently in the Journal of Applied Volcanology, will help increase our understanding of...
Scientists have observed for years that the Earth's tropics are widening in connection with complex changes in climate and weather patterns. But in recent years, it appeared the widening was outpacing what models predicted, suggesting other factors were at...
This is a map showing detachment of iceberg, based on data from NASA's Aqua Modis satellite. July 12, 2017.
Credit: MIDAS Project, Swansea University
A one trillion tonne iceberg -- one of the biggest ever recorded -- has calved away from...
How do mountains form? What forces are needed to carve out a basin? Why does the Earth tremble and quake?
Earth scientists pursue these fundamental questions to gain a better understanding of our planet's deep past and present workings. Their...
Slow-motion collisions of tectonic plates under the ocean drag about three times more water down into the deep Earth than previously estimated, according to a first-of-its-kind seismic study that spans the Mariana Trench.
The observations from the deepest ocean trench...
Soil loss due to water runoff could increase greatly around the world over the next 50 years due to climate change and intensive land cultivation. This was the conclusion of an international team of researchers led by the University...
A deadly avalanche in western Tibet: On July 17, more than 70 million tons of ice broke off from the Aru glacier in the mountains of western Tibet and tumbled into a valley below, taking the lives of nine...
The latest false-color view of total ozone over the Antarctic pole, as of June 26, 2017. The purple and blue colors are where there is the least ozone, and the yellows and reds are where there is more ozone.
Credit:...
This is a composite image of the lunar nearside taken by the Lunar Reconnaissance Orbiter in June 2009, note the presence of dark areas of maria on this side of the moon. Credit: NASA
A layer of iron and...
Saint Louis University researchers report new information about conditions that can cause the Earth's tectonic plates to sink into the Earth.
In a paper published in Proceedings of the National Academy of Sciences (PNAS) Saint Louis University researchers report new...
The lava-making furnace, viewed from above. Credit: Douglas Levere
How do you make your own lava?
Dump 10 gallons of basaltic rock into a high-powered induction furnace. Let it heat up for 3 or 4 hours. Stir occasionally with a steel...
