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Earth
Seismic ‘CT scans’ reveal deep earth dynamics
A new look 100 miles beneath a massive tectonic plate as it dives under North America has helped clarify the subduction process that generates...
‘False’ biosignatures may complicate search for ancient life on Earth, other...
Self-assembling carbon microstructures created in a lab by University of Colorado Boulder researchers could provide new clues -- and new cautions -- in efforts...
Plate Tectonics
Revealing Earth’s early secrets
Addressing fundamental unknowns about the earliest history of Earth's crust, scientists have precisely dated the world's oldest rock unit at 4.02 billion years old....
Satellite radar image analysis reveals that rifting in Iceland exhibits simultaneous...
The separation of tectonic plates takes place over millions of years, often deep on the ocean floor. Geologists rarely get a chance to study...
Volcanoes
Volcano emissions linked to increases in asthma attacks
A new study from the active volcano Kīlauea, which is on the big island of Hawaii, reports that people -- especially children -- with...
Earthquake
Research finds way to make fracking safer
Study finds that wastewater injections cause man-made earthquakes, but the risk can be reduced through monitoring
Injecting wastewater deep underground as a byproduct of oil...
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Mars
Unusual martian region leaves clues to planet’s past
Researcher Don Hood from LSU and colleagues at collaborating universities studied an unusual region on Mars—an area with high elevation called Thaumasia Planum. They...
Earthquakes, ‘Mars-quakes,’ and the possibility of life
A new study shows that rocks formed by the grinding together of other rocks during earthquakes are rich in trapped hydrogen -- a finding...
Moon
Scientists’ finding supports moon creation hypothesis
A layer of iron and other elements deep underground is the evidence scientists have long been seeking to support the hypothesis that the moon...
Moon is proto-Earth’s mantle, relocated
Measurements of an element in Earth and Moon rocks have just disproved the leading hypotheses for the origin of the Moon.
Tiny differences in the...
