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Diamond 'super-earth' may not be quite as precious
A planet 40 light years from our solar system, believed to be the first-ever discovered planet to consist largely of diamond, may in fact be of less exquisite nature, according to new research led b ... more
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NAU researcher's closer look at Mars reveals new type of impact crater
Lessons from underground nuclear tests and explosive volcanoes may hold the answer to how a category of unusual impact craters formed on Mars.
The craters feature a thin-layered outer deposit ... more
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Methane seeps of the deep sea: A bacteria feast for lithodid crabs
The bottom of the deep sea is largely deserted. Oases occur for example at cold seeps where water transports dissolved elements from the seabed: Specialized microbes convert methane and sulfate from ... more
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Search for alien life more complicated than thought, scientists say
Finding life on distant exoplanets may be more difficult than scientists thought, researchers from China, the United States and Argentina said Monday. ... more
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