Name: Are we Alone? - AlwaysAsking.com
Uploaded: 2020-11-25T01:51:39+00:00
Duration: 1 h 6 min 29 s
Description: Are we alone? Might Earth be the sole exception to an otherwise dead universe? We shouldn’t be. The ingredients for life are everywhere — life should be common. But then, where is everyone? In this ep

3 years ago

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extraterrestrials life aliens drake equation et femi paradox seti space universe technological civilizations alien

Are we alone? Might Earth be the sole exception to an otherwise dead universe? We shouldn’t be. The ingredients for life are everywhere — life should be common. But then, where is everyone?

In this episode we explore the three possible answers to this question. By the time you finish listening, you will have a firm grasp of the relevant science, enough to form an opinion on which answer is probably right.

Beginning: 00:00
Episode start: 00:25
Requirements of life: 00:55
Matter: 01:41
Energy: 03:38
Time: 05:45
Tenacity of life: 08:25
Extremophiles: 09:22
Panspermia: 11:12
The Fermi Paradox: 15:22
The Drake Equation: 17:23
Our search for ET: 20:46
Listening for signals: 21:11
Looking for planets: 24:26
Searching for artifacts: 28:49
Sending our Greetings: 31:55
The Arecibo message: 32:13
The Golden records: 34:00
Solutions to Fermi's Paradox: 36:18
We are alone: 38:00
They isolate: 46:39
They are here: 59:05
Conclusions: 01:02:35
Credits: 01:06:03