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Earth
Scientists produce best estimate of Earth’s composition
Scientists at ANU have produced the best estimate of Earth's elemental composition which will help them understand how the Earth formed 4.6 billion years...
Changes in Earth’s crust caused oxygen to fill the atmosphere
Scientists have long wondered how Earth's atmosphere filled with oxygen. UBC geologist Matthijs Smit and research partner Klaus Mezger may have found the answer...
Plate Tectonics
Measuring the strength of olivine, the most abundant mineral in the...
University of Delaware professor Jessica Warren and colleagues from Stanford University, Oxford University and University of Pennsylvania, reported new data that material size-effects matter...
Tectonic plates ‘weaker than previously thought,’ say scientists
Experiments carried out at Oxford University have revealed that tectonic plates are weaker than previously thought. The finding explains an ambiguity in lab work...
Volcanoes
Scientists locate potential magma source in Italian supervolcano
Scientists have found the first direct evidence of a so-called 'hot zone' feeding a supervolcano in southern Italy that experts say is nearing eruption...
Earthquake
Earthquake triggers ‘slow motion’ quakes in New Zealand
Slow slip events, a type of slow motion earthquake that occurs over days to weeks, are thought to be capable of triggering larger, potentially...
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Paleontology
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Minerals
Mars
Hot rocks, not warm atmosphere, led to relatively recent water-carved valleys...
Present-day Mars is a frozen desert, colder and more arid than Antarctica, and scientists are fairly sure it's been that way for at least...
Rover findings indicate stratified lake on ancient Mars
A long-lasting lake on ancient Mars provided stable environmental conditions that differed significantly from one part of the lake to another, according to a...
Moon
How a young-looking lunar volcano hides its true age
While orbiting the Moon in 1971, the crew of Apollo 15 photographed a strange geological feature -- a bumpy, D-shaped depression about two miles...
More Earth-like than moon-like
Mars' mantle may be more complicated than previously thought. In a new study published today in the Nature-affiliated journal Scientific Reports, researchers at LSU...
