380 C is not 900 F. He must have meant 480 C. Still, that's a heck of a hot surface, only a couple hundred degrees short of visible incandescence.
DrThunder88 2 years ago
heh semi-intelligent life,radio and television indeed. Nice to see Carl crack . By the way I really enjoy this awe inspiring
butheadVSbevus 2 years ago 2
"Both the insignificant and the extraordinary are the architects of the natural world."
AlternativeUses 2 years ago
To imagine Carl Sagan knew the dangers of excessive greenhouse gasses back in the 80's.
Hereticbooks 3 years ago 15
Greenhouse effect has been around for a long time. At least 100 yrs
TheMudinpantz 2 years ago
Haha! Love how he says "We're used to the idea of radio signals from intelligent life... or at least semi-intelligent life, radio and television stations".
piip4 3 years ago 25
Incredible what we've managed to accomplish, considering we can barely even leave the surface of our planet.
tuotierugif 3 years ago 5
Who says we've really accomplished anything? We have no other civilization to compare it to. For all we know, we haven't accomplished jack.
epicgrooves 3 years ago
380 C is not 900 F. He must have meant 480 C. Still, that's a heck of a hot surface, only a couple hundred degrees short of visible incandescence.
DrThunder88 2 years ago
heh semi-intelligent life,radio and television indeed. Nice to see Carl crack . By the way I really enjoy this awe inspiring
butheadVSbevus 2 years ago 2
"Both the insignificant and the extraordinary are the architects of the natural world."
AlternativeUses 2 years ago
To imagine Carl Sagan knew the dangers of excessive greenhouse gasses back in the 80's.
Hereticbooks 3 years ago 15
Greenhouse effect has been around for a long time. At least 100 yrs
TheMudinpantz 2 years ago
Haha! Love how he says "We're used to the idea of radio signals from intelligent life... or at least semi-intelligent life, radio and television stations".
piip4 3 years ago 25
Incredible what we've managed to accomplish, considering we can barely even leave the surface of our planet.
tuotierugif 3 years ago 5
Who says we've really accomplished anything? We have no other civilization to compare it to. For all we know, we haven't accomplished jack.
epicgrooves 3 years ago