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Eko

(10,146 posts)

11. I saw a video of a physicist once where he described it.

Reply to Doodley (Reply #8)

Wed Sep 9, 2020, 02:47 AM

Sep 2020

He held out his hand and would make a opening and closing gesture with a psst noise quickly to show how civilizations would have risen to the level that they could see even part of their solar system and then died compared to the time of the universe. Wish I could find it.

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Scientists find no sign of aliens in study of 10 million star systems [View all] yortsed snacilbuper Sep 2020 OP

What if the don't use qazplm135 Sep 2020 #1

Lasers would be less wasteful, not spread in all directions. Buckeye_Democrat Sep 2020 #2

Not to mention that's just a TINY fraction of our galaxy Buckeye_Democrat Sep 2020 #4

Or at least they are smart enough to want not to be found by us. n/t PoliticAverse Sep 2020 #3

no technological signs JustFiveMoreMinutes Sep 2020 #5

Our VHF transmissions would be undetectable at that range. lagomorph777 Sep 2020 #12

In the words of Don Henley, Bayard Sep 2020 #6

People who think there are aliens with advanced technology alive now dont grasp the size of universe Eko Sep 2020 #7

Yes, could be same pattern each time advanced life develops - they bring about their own extinction. Doodley Sep 2020 #8

I saw a video of a physicist once where he described it. Eko Sep 2020 #11

Actually, using your numbers of 1070 and 13.7b... Layzeebeaver Sep 2020 #9

Checking mine and your math Eko Sep 2020 #10

I think that if we can survive the next 200 years we will probably be around StevieM Sep 2020 #14

A big "if", indeed . . . hatrack Sep 2020 #15

Damn, chances of aliens saving us from Dotard are pretty slim. Nt raccoon Sep 2020 #13