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Thirty-six years after the Viking landers collected soil on Mars, scientists can still make news by declaring that the samples indicate the presence of microbes.
NEWYORKER: The Cosmic Menagerie
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He also said that scientists hope an analysis of the soil will help them get a better idea of Mars' geology.
CNN: Mars' geology 'more like Earth than the moon'
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Some scientists still defend those results: the soil may have had microbes living on ice beneath the surface, they say.
NEWYORKER: The Martian Chroniclers
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After reviewing soil samples uncovered by Dostie, a team of Oak Ridge scientists recently traveled to the ranch for further testing.
CNN: Behind the Scenes: Body hunt at Manson ranch
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Using X-ray diffraction will not only tell scientists what kinds of minerals are present in Martian soil, it will also provide clues to what conditions existed on Mars when those crystals formed.
FORBES: Curiosity Gets Its First Taste Of Martian Soil
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Agricultural scientists are increasingly aware of slow, irreversible trends in soil and climate deterioration.
ECONOMIST: Letters
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The specific bacterium identified by scientists as being responsible, Clostridium novyi Type A, is found in soil and animal droppings.
BBC: 'Bad' heroin deaths probe
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Usually, they literally are summoned from the soil, where the organisms that produced them lived, into the factory, where scientists produce massive amounts of the new chemicals.
FORBES: Kosan races Maxygen, Diversa to new drugs