Scientist A: Wait, I think maybe aliens could communicate with us Executive: Huh, this lab is pointless. In your 20 years of research, you have not found any signs of aliens Scientist B: Please, just stay with us right now. Something strange may be happening Scientist A: We are getting weird length waves from a specific point 7.3 billion light years away Executive: That is around 250 quadrillion km, you have to be kidding Scientist A: Please, just listen (send a signal to the lab in italics)