--- title: "Meaning & Key Takeaway of: Ever since the Second World War…" description: "\"Ever since the Second World War, television signals (as well as FM radio and radar) have served as Homo sapiens' emissaries into deep space. High-frequ..." image: "https://sms4smile.com/quotes/i/f2b/seth-shostak-2047_bubble_ever-since-the-second-world-war-televisi_215591.png" --- # Ever since the Second World War, television signals (as… ![“Ever since the Second World War, television signals (as well as FM radio and radar) have served as Homo sapiens' emissaries into deep space. High-frequency, high-power broadcasts have filled an Earth-centered bubble more than 60 light-years in radius with signals.” quote by Seth Shostak](https://sms4smile.com/quotes/i/f2b/seth-shostak-2047_bubble_ever-since-the-second-world-war-televisi_215591.png) [Download](https://sms4smile.com/quotes/i/f2b/seth-shostak-2047_bubble_ever-since-the-second-world-war-televisi_215591.png) [Open image](https://sms4smile.com/quotes/i/f2b/seth-shostak-2047_bubble_ever-since-the-second-world-war-televisi_215591.png) > “Ever since the Second World War, television signals (as well as FM radio and radar) have served as Homo sapiens' emissaries into deep space. High-frequency, high-power broadcasts have filled an Earth-centered bubble more than 60 light-years in radius with signals.” [Seth Shostak](https://sms4smile.com/quotes/author/seth-shostak/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Broadcasts from Earth act as a cultural beacon, extending humanity’s presence into space and potentially reaching other civilizations. **In simple terms:** Human signals travel far into space as a form of outreach. Key Takeaway Consider how our media shapes extraterrestrial perception. Themes space exploration communication humanity technology culture Mood thoughtful speculative inquisitive Type scientific philosophical When to use this quote - space missions - broadcast planning - public outreach Key Concepts astro‑biology signal propagation civilization outreach Questions to Reflect On - What message do we send? - How might alien intelligences respond? A Different Perspective Signals may be misinterpreted or ignored. ★ ★ ★ ★ ★ No ratings yet [Broadcasts Filled](https://sms4smile.com/quotes/about/broadcasts-filled-2215462/) [Bubble](https://sms4smile.com/quotes/about/bubble/) [Deep](https://sms4smile.com/quotes/about/deep/) [Deep space](https://sms4smile.com/quotes/about/deep-space/) [Ever](https://sms4smile.com/quotes/about/ever/) [Filled](https://sms4smile.com/quotes/about/filled/) [Filled Earth](https://sms4smile.com/quotes/about/filled-earth-2088990/) [Homo](https://sms4smile.com/quotes/about/homo/) [More](https://sms4smile.com/quotes/about/more/) [Power Broadcasts](https://sms4smile.com/quotes/about/power-broadcasts-2215463/) [Radar](https://sms4smile.com/quotes/about/radar/) [Radio](https://sms4smile.com/quotes/about/radio/) [Second](https://sms4smile.com/quotes/about/second/) [Second world war](https://sms4smile.com/quotes/about/second-world-war/) [Served](https://sms4smile.com/quotes/about/served/) [Signals](https://sms4smile.com/quotes/about/signals/) [Since](https://sms4smile.com/quotes/about/since/) [Space](https://sms4smile.com/quotes/about/space/) [Television](https://sms4smile.com/quotes/about/television/) [Television Signals](https://sms4smile.com/quotes/about/television-signals-2215461/) [Than](https://sms4smile.com/quotes/about/than/) [War](https://sms4smile.com/quotes/about/war/) [Well](https://sms4smile.com/quotes/about/well/) [World](https://sms4smile.com/quotes/about/world/) [World war](https://sms4smile.com/quotes/about/world-war/) ## Related quotes > [Our television transmitters leak out from the Earth. 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Thomas](https://sms4smile.com/quotes/author/r-s-thomas/) > [If spirituality is the sense of awe and humility in the face of the creation, what could be more awesome and humbling than the…](https://sms4smile.com/quotes/michael-shermer/if-spirituality-is-the-sense-of-awe-and-humility-in-the-face-of-the/) [Michael Shermer](https://sms4smile.com/quotes/author/michael-shermer/) > [“As additional precautions, Kranz requested that a two-hundred-foot radio antenna (called a deep-space dish) in Australia be added to the global network tracking and…](https://sms4smile.com/quotes/henry-s-f-cooper-jr/as-additional-precautions-kranz-requested-that-a-two-hundred-foot/) [Henry S.F. Cooper Jr](https://sms4smile.com/quotes/author/henry-s-f-cooper-jr/) > [I think a Moon base is not necessary to get to Mars, but I think it will be helpful. It would give you a…](https://sms4smile.com/quotes/charles-duke/i-think-a-moon-base-is-not-necessary-to-get-to-mars-but-i-think-it/) [Charles Duke](https://sms4smile.com/quotes/author/charles-duke/) > [At this point we've answered about every question you could possibly imagine about Deep Space Nine, so we do this thing called Theatrical Jazz,…](https://sms4smile.com/quotes/rene-auberjonois/at-this-point-we-ve-answered-about-every-question-you-could-possibly/) [Rene Auberjonois](https://sms4smile.com/quotes/author/rene-auberjonois/) > [“So much for the tolerant acceptance of the other. We’re forging out into deep space – who knows what we’ll meet out there? If…](https://sms4smile.com/quotes/alastair-reynolds/so-much-for-the-tolerant-acceptance-of-the-other-we-re-forging-out/) [Alastair Reynolds](https://sms4smile.com/quotes/author/alastair-reynolds/) > [One thing that really interests me is-and it comes out of Chinese and Japanese painting-where you have a number of different kinds of space…](https://sms4smile.com/quotes/mary-heilmann/one-thing-that-really-interests-me-is-and-it-comes-out-of-chinese-and/) [Mary Heilmann](https://sms4smile.com/quotes/author/mary-heilmann/) ## More by Seth Shostak > [Studying Sol's interior by looking for analogous patterns on its incandescent face is known as helioseismology, an active - if largely unpronounceable - research…](https://sms4smile.com/quotes/seth-shostak/studying-sol-s-interior-by-looking-for-analogous-patterns-on-its/) [Seth Shostak](https://sms4smile.com/quotes/author/seth-shostak/) > [Some pundits have proposed that the aliens have come here to breed with us. 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And in the days before…](https://sms4smile.com/quotes/seth-shostak/in-a-movie-it-s-often-important-to-have-aliens-whose-gestures-and/) [Seth Shostak](https://sms4smile.com/quotes/author/seth-shostak/) > [Sure, nobody will make a fortune if we figure out why the Big Bang happened. But just about everyone would like to know.](https://sms4smile.com/quotes/seth-shostak/sure-nobody-will-make-a-fortune-if-we-figure-out-why-the-big-bang/) [Seth Shostak](https://sms4smile.com/quotes/author/seth-shostak/) > [If you could drive straight down, into a tunnel bored through the crust of the planet, you'd hit this molten mess in about an…](https://sms4smile.com/quotes/seth-shostak/if-you-could-drive-straight-down-into-a-tunnel-bored-through-the/) [Seth Shostak](https://sms4smile.com/quotes/author/seth-shostak/) > [While I have always thought that the motivation for looking for E.T. was both self-evident and patently worthy, it's possible that I'm a victim…](https://sms4smile.com/quotes/seth-shostak/while-i-have-always-thought-that-the-motivation-for-looking-for-e-t/) [Seth Shostak](https://sms4smile.com/quotes/author/seth-shostak/) > [I studied Latin in high school, and I was reading stuff from Cicero. 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The slow movement of continents and ocean floors recycles carbon dioxide dissolved in the oceans back…](https://sms4smile.com/quotes/seth-shostak/plate-tectonics-is-not-all-havoc-and-destruction-the-slow-movement-of/) [Seth Shostak](https://sms4smile.com/quotes/author/seth-shostak/) [Explore all 189 Seth Shostak quotes ](https://sms4smile.com/quotes/author/seth-shostak/) ## More Bubble quotes > [What we're supposed to do as actors is be able to portray real human beings and emotions. And if you grow up in this…](https://sms4smile.com/quotes/emily-browning/what-we-re-supposed-to-do-as-actors-is-be-able-to-portray-real-human/) [Emily Browning](https://sms4smile.com/quotes/author/emily-browning/) > [“Recluses won’t find purpose living out their days in a sacred bubble. Partake in commerce, start working out, volunteer, go on a mission. Do…](https://sms4smile.com/quotes/m-j-demarco/recluses-won-t-find-purpose-living-out-their-days-in-a-sacred-bubble/) [M.J. 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