Resolving the 'invisible' gold puzzle

The Carlin-type gold deposits in Nevada, U.S., are the origin of five percent of the global production and 75 percent of the U.S. production of gold. In these deposits, gold does not occur in the form of nuggets or veins, ...

Can flipping coins replace animal experiments?

Instead of repeating an experiment in a mouse model of disease in their laboratory, researchers in Berlin, Germany used a coin toss to confirm whether a drug protects the brain against a stroke, as reported in their paper ...

How bacteria can prevent coal ash spills

Researchers from North Carolina State University have developed a technique that uses bacteria to produce "biocement" in coal ash ponds, making the coal ash easier to store and limiting the risk of coal ash spills into surface ...

Variations in seafloor create freak ocean waves

Florida State University researchers have found that abrupt variations in the seafloor can cause dangerous ocean waves known as rogue or freak waves—waves so catastrophic that they were once thought to be the figments of ...

Subglacial weathering alters nutrient cycles in Greenland

The nutrient cycles that underpin how carbon is stored and released from two of Greenland's glaciers is significantly affected by subglacial weathering, a new study has found, shedding further light on the geochemistry of ...

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