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Maybe light speed really is the limit and there are no shortcuts. I hope we’ll someday have the ability for inter-stellar travel, but perhaps it’s not possible (in a reasonable time frame).
I read a short story once where each world stopped developing when it discovered the of faster-than-light travel. Earth is invaded by musket-wielding aliens who have a very shot battle with the US Army. It ends with two of the aliens speculating on what will happen when we unlock the mystery of their spaceship engines.
Seeing today’s strip made me realize that we haven’t had a “This Week In Rockit Science” strip in a while. I think we’re overdue for one. How about it, Tim?
This question came up a few months back, and I posted my alternate theory at that time. Being too lazy to go look it up and repost it verbatim, here it is in a condensed version:
All tongue in cheek about our comparative level of intelligence aside, I think a reason for lack of contact may be a much simpler one. We tend to forget how mind-bogglingly huge the universe is (re., Hitchhiker’s Guide to the Galaxy). We’ve been pumping radio and video signals out into space for slightly over a century now. Assuming we have been sending radio messages out into space for 150 years (hasn’t been quite that long, but just to keep the numbers simple…) and further assuming that the earliest radio messages were powerful enough to reach into outer space (they weren’t), then, traveling at the speed of light, the furthest our communications could have possibly reached would be 150 light years. Anything further out than that will not have heard a single peep out of us. Our galaxy is over 100,000 light years across. Plus, practically everything in the galaxy is a natural radio emitter, meaning a weak deliberate signal would be easily lost in the noise, plus a receiver would have to have a technology compatible enough with our own to be able to detect and decode the signal, plus a receiver on some alien world would have to know PRECISELY where to point the antenna to pick us up, PLUS it would take at the minimum another 150 years just to say hello back.
Fact of the matter is, ET probably doesn’t even know we’re here to be contacted.
Bilan almost 5 years ago
That’s what they said about radio, and then about tv, …
GreasyOldTam almost 5 years ago
“Why hadn’t they contacted us?” Are you nuts? Have you seen us? Any aliens smart enough to get this far would be smart enough to keep going.
Algolei I almost 5 years ago
I’ve been stagnating since the 70s.
Tigressy almost 5 years ago
They’re out there for sure. And stay out. Very, veeeery far out. #intelligent
Jesy Bertz Premium Member almost 5 years ago
They’ve seen our “Leader”.
mddshubby2005 almost 5 years ago
Curioser and curioser…until Facebook, then furiouser and furiouser.
sergioandrade Premium Member almost 5 years ago
“Beam me up Scotty, there’s no intelligent life here.”
David Huie Green LikeNobody'sEverSeen almost 5 years ago
A kernel of truth there.
The Reader Premium Member almost 5 years ago
WATCH OUT FOR THAT LAMPPOST!
Gent almost 5 years ago
But according to the ancient astronaut theorists, the ancient aliens did make it earth, doc.
Gent almost 5 years ago
Well, they’d better be busy with their Spacebooks than with their COOKBOOKS!
martinstevense Premium Member almost 5 years ago
We’re just a hopeless lot of people on a junkyard we created ourselves. So the aliens will just let us have our ways on our smartphones.
tripwire45 almost 5 years ago
Yeah, pretty much.
NeedaChuckle Premium Member almost 5 years ago
They can’t get out of their solar system. They keep hitting asteroids while texting!
Michael G. almost 5 years ago
Perhaps they don’t want to tend to this terrarium.
Andrew Sleeth almost 5 years ago
I’ve always insisted we’d have been better off if technology had ceased advancing after the invention of the pipe organ.
blakerl almost 5 years ago
Sadly, the truth maybe that, we are the most intelligent life form in the universe! Scary ain’t it.
P51Strega almost 5 years ago
Maybe light speed really is the limit and there are no shortcuts. I hope we’ll someday have the ability for inter-stellar travel, but perhaps it’s not possible (in a reasonable time frame).
MikeM_inMD almost 5 years ago
I read a short story once where each world stopped developing when it discovered the of faster-than-light travel. Earth is invaded by musket-wielding aliens who have a very shot battle with the US Army. It ends with two of the aliens speculating on what will happen when we unlock the mystery of their spaceship engines.
random boredom almost 5 years ago
It’s funny to talk about Fermi Paradox in this universe where people from different planets appear regularly.
WCraft Premium Member almost 5 years ago
Cell phones – the black hole of productivity!
Bill The Nuke almost 5 years ago
I’m going to post this on my FB account.
The Brooklyn Accent Premium Member almost 5 years ago
“There’s a horror movie named Alien? That’s really offensive. No wonder everybody keeps invading you.”
—The Twelfth Doctor
cuzinron47 almost 5 years ago
Yeah, they appear to on a path of destruction.
Lou almost 5 years ago
Aliens probably don’t talk to us for pretty much the same reason we don’t talk to ants. I just hope they left the pesticide at home.
JPuzzleWhiz almost 5 years ago
Seeing today’s strip made me realize that we haven’t had a “This Week In Rockit Science” strip in a while. I think we’re overdue for one. How about it, Tim?
fuzzybritches almost 5 years ago
Or they’re predators, avoiding giving away their position.
Teto85 Premium Member almost 5 years ago
“The surest sign that intelligent life exists elsewhere in the universe is that none of it has tried to contact us.”
Calvin & Hobbes
gantech almost 5 years ago
This question came up a few months back, and I posted my alternate theory at that time. Being too lazy to go look it up and repost it verbatim, here it is in a condensed version:
All tongue in cheek about our comparative level of intelligence aside, I think a reason for lack of contact may be a much simpler one. We tend to forget how mind-bogglingly huge the universe is (re., Hitchhiker’s Guide to the Galaxy). We’ve been pumping radio and video signals out into space for slightly over a century now. Assuming we have been sending radio messages out into space for 150 years (hasn’t been quite that long, but just to keep the numbers simple…) and further assuming that the earliest radio messages were powerful enough to reach into outer space (they weren’t), then, traveling at the speed of light, the furthest our communications could have possibly reached would be 150 light years. Anything further out than that will not have heard a single peep out of us. Our galaxy is over 100,000 light years across. Plus, practically everything in the galaxy is a natural radio emitter, meaning a weak deliberate signal would be easily lost in the noise, plus a receiver would have to have a technology compatible enough with our own to be able to detect and decode the signal, plus a receiver on some alien world would have to know PRECISELY where to point the antenna to pick us up, PLUS it would take at the minimum another 150 years just to say hello back.
Fact of the matter is, ET probably doesn’t even know we’re here to be contacted.
librarian4hire almost 5 years ago
No one’s coming because Earth’s description has been changed from “Mostly Harmless” to “Don’t . Just . . . don’t.”
COL Crash almost 5 years ago
Hasn’t it occurred to you yet that we aren’t worth their time?
bakana almost 5 years ago
“Well, Humans were on Probation as to whether or not they are a Sentient Species but, did you see what they just elected President?”
“Based on that evidence, it’s going to be another 500,000 years before they need to be re-evaluated.”
StoicLion1973 almost 5 years ago
Dr. Mel (and Dr. Fermi) is right; we should be able to detect these advanced alien civilizations. It’s not like heat can be concealed well in space.
Thank you, Dr. Isaac Arthur, for your extensive videos on the Fermi Paradox and possible solutions.