New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could thus be overlooking prime evidence of alien intelligence.

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Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

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Earth's airports may be broadcasting our existence to the galaxy without anyone intending to. A 2025 study from the University of Manchester found that radar systems at major airports emit ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could be overlooking prime evidence of alien intelligence.