Are we Alone? - AlwaysAsking.com

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

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