5 Space Photos that Speak to Our Human Existence - The Countdown #43

Name: 5 Space Photos that Speak to Our Human Existence - The Countdown #43
Uploaded: 2014-03-06T23:29:48Z
Duration: 4:16
Channel: Scientific American Space Lab
Description: Since at least the 1960s, astronauts and satellites have been snapping photos of planet Earth from on high. While many of these photos possess an intr

20K views · 12 years ago · 4:16

Scientific American Space Lab

Educational creator

Mar 6, 2014 · 20K views

Since at least the 1960s, astronauts and satellites have been snapping photos of planet Earth from on high. While many of these photos possess an intr