Are aliens watching Earth TV? We’d like to credit the SKA Organization for the image used in the thumbnail.
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Sources and further reading:
The Square Kilometer Array
https://www.skatelescope.org/
Eavesdropping on Radio Broadcasts from Galactic Civilizations with Upcoming Observatories for Redshifted 21cm Radiation
Loeb & Zaldarriaga 2007, Journal of Cosmology and Astroparticle Physics, 1, 20
https://arxiv.org/pdf/astro-ph/0610377v2.pdf
Costs and Difficulties of Large-Scale ‘Messaging’, and the Need for International Debate on Potential Risks
Billingham & Bedford 2011
https://arxiv.org/abs/1102.1938
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