If that's the case, we're just the first intelligent civilisation or civilisation of radio-wave-emitting bugs to evolve in our immediate vicinity. :)
If that's the case, we're just the first intelligent civilisation or civilisation of radio-wave-emitting bugs to evolve in our immediate vicinity. :)
Neutrino sources outside of stars / stellar-like objects would be a dead giveaway of either unexplained physics or nuclear fusion / fission technology, and much harder / impossible to hide than EM tech.
We should look for those.