2 ms·
This was beautifully illustrated by Carl Sagan in Cosmos: https://www.youtube.com/watch?v=Ln8UwPd1z20 https://www.youtube.com/watch?v=Ln8UwPd1z20 And humans ta
by Moodles 5y ago
This was beautifully illustrated by Carl Sagan in Cosmos: https://www.youtube.com/watch?v=Ln8UwPd1z20 https://www.youtube.com/watch?v=Ln8UwPd1z20
And humans tame fire at 11:46pm on December 31st. Every 0.2 seconds is a human lifetime. And all recorded history is just a few seconds. That's every person you've ever heard of, in the last ten seconds. Truly humbling.