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Earth
Secondary cratering on Earth: The Wyoming impact crater field
Several dozen small impact craters, 10-70-m in size, have been discovered in southeastern Wyoming. A team of U.S. and German geoscientists found these ancient...
Fiber-optic cables can produce high-resolution underground maps
How much the ground moves during an earthquake strongly depends on properties of rock and soil just beneath Earth's surface. Modeling studies suggest that...
Plate Tectonics
Mineral dating reveals new clues about important tectonic process
Ancient rocks on the coast of Oman that were once driven deep down toward Earth’s mantle may reveal new insights into subduction, an important...
Fiber-optic cables can produce high-resolution underground maps
How much the ground moves during an earthquake strongly depends on properties of rock and soil just beneath Earth's surface. Modeling studies suggest that...
Volcanoes
Hidden weaknesses within volcanoes may cause their collapse
Lava domes form at the top of many volcanoes when viscous lava erupts. When they become unstable, they can collapse and cause a hazard....
Earthquake
Ridgecrest shows how earthquakes damage Earth’s crust
In July 2019, a series of earthquakes including two major shocks of magnitude 6.4 and 7.1 a day apart struck near Ridgecrest, CA, between...
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Mars
Early Mars was covered in ice sheets, not flowing rivers, researchers...
A large number of the valley networks scarring Mars's surface were carved by water melting beneath glacial ice, not by free-flowing rivers as previously...
Solving fossil mystery could aid quest for ancient life on Mars
The search for evidence of life on Mars could be helped by fresh insights into ancient rocks on Earth.
Research which suggests that structures previously...
Moon
Donwilhelmsite : New mineral from the moon could explain what happens...
A team of European researchers discovered a new high-pressure mineral in a lunar meteorite which is helping to explain what happens to materials within...
Has Earth’s oxygen rusted the Moon for billions of years?
To the surprise of many planetary scientists, the oxidized iron mineral hematite has been discovered at high latitudes on the Moon, according to a...