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Readers discuss Earth’s hidden electric field, black hole measurements, more

Science News Staff

Location, location Scientists launched a rocket from Svalbard, Norway, that measured Earth’s ambipolar electric field for the first time. The weak field may control the shape and evolution of the upper atmosphere and may contribute to Earth’s habitability, astronomy writer Lisa Grossman reported in “At long last, scientists detect Earth’s hidden electric field.” Reader Jayant […] Read More Science News

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