The age of the universe and its vast number of stars suggests that extraterrestrial life should be common. If that’s the case, then where is everyone? In this infographic we explore some possibilities, ranging from the Zoo Hypothesis to the Technological Singularity
The universe is unbelievably big — trillions of stars and even more planets. So… there just has to be life out there, right? But where is it? And more importantly, what does this tell us about our own fate in this gigantic and scary universe?
"Now, it’s totally possible that the signs of ETIs are all around us, but we just can’t see them. Either we’re too stupid to notice, or we still need to develop our technologies to detect the signals. According to the current SETI approach, we should be listening for radio signatures. But a civilization far more advanced than our own might be using a different technique entirely."