Problem with identifying a signal on distant planets.
I am satisfied that we won’t find them while I am alive, but I’m old.
Alien Seed as an explanation for life, anyone?
http://www.sciencecodex.com/search_for_extraterrestrial_life_more_difficult_than_thought-132675
Using the “alien seeding” solution does not “solve” the problem of how life arose – it just moves it. “We can’t find a suitable environmental mix on earth, so that mix must have happened somewhere else.” Usually, it’s somewhere the laws of physics don’t apply…. 😉
SETI was pointed at the White House for calibration purposes and set to zero.