Searching for signs of alien technologies
Physics World Stories Podcast
00:00
How to Detect Longevity of Techno Signatures
If you look at all the possible techno signatures that can exist in the universe, and thereis a distribution of them out there, imagine that there is no prefared epoch when these signatures appeared. You want to look for things that are more persistent, that can last for much longer time a life than pollution or radio signals. And also mega structures, like dison spheres, or ample satellites. I mean that the list is very long. But but the important thing is, for any of these a speculative idea, you can predict, or you can imagine, what would be the the observation that you would be able to do get evidence that this is happening. So so that's another thing that
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