Please literally explain it like I’m 5! TIA
Edit- thank you for all the comments and particularly for the links to videos and further info. I will enjoy trawling my way through it all! I’m so glad I asked this question i find it so mind blowingly interesting
In: 4425
Our solar system is pretty young, and our galaxy is big, so some other intelligent life should have taken over the galaxy by now. We see no evidence of that happening. The most common response is that intelligent life is extremely rare, so it probably hasn’t happened in our galaxy before.
Latest Answers