Scientists find 300,000 new galaxies using new Low Frequency Array (LOFAR) radio telescope (effectively 1300km diameter) which detects radiation from black hole jets even after visible radiation has died away (allowing imaging of much older ones)

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Scientists find 300,000 new galaxies using new Low Frequency Array (LOFAR) radio telescope (effectively 1300km diameter) which detects radiation from black hole jets even after visible radiation has died away (allowing imaging of much older ones)