If Aliens Exist, We Should Expect to Find Them Around Now

A common question about UFOs is “why now?” As in, UFOs could have arrived at any point in Earth’s history; why would they happen to arrive in the 20th or 21st centuries? One reason could be that they were attracted by our 1900s radio broadcasts or nuclear tests, but I think it’s more likely they’ve always been around and we only recently had the technology to detect them. If you consider that for…

See it on lesswrong.com ↗