#extraterrestial — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #extraterrestial, aggregated by home.social.
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Source:
Carl Sagan & Schklovski: Intelligent Life in the Universe (1968), one of the sources for my podcast First Contact, which had a staggering 10 views in 2 days on Youtube, the other being Take Me to Your Leader by Neil deGrasse Tyson (2026).
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• Titus Lucretius Carus: "Nature is not unique to the visible world; we must have faith that in other regions of space there exist other earths, inhabited by other peoples and other animals."• Giordano Bruno: "Innumerable suns exist; innumerable earths revolve about these suns in a manner similar to the way the seven planets revolve around our sun. Living beings inhabit these worlds."
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6. If the Universe Is Teeming with Aliens... WHERE IS EVERYBODY?: Seventy-Five Solutions to the Fermi Paradox and the Problem of Extraterrestrial Life by Stephen Web, 2002 (Expanded Edition 2015)A thrillingly comprehensive, highly readable deep-dive into the Fermi Paradox that provides 75 distinct, clever answers to why we haven't officially met extraterrestrials yet—ranging from the mundane to the utterly terrifying.
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In conclusion, the podcast asserts that this shattering of ego is the ultimate value of First Contact. It will force a profound humbling that could be the catalyst for unified human purpose. Paradoxically, finding out we are one of countless galactic civilizations might finally teach us how to cooperate as a species, end pointless conflict, and accept our responsibility for this single, unique biosphere we call home. -
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The dialogue addresses the resulting "existential vertigo" that humanity will experience. For centuries, our species has operated under the implicit belief that we are, at worst, the most complex phenomenon in the universe, and at best, a divinely favored creation. First Contact demolishes this. We must adjust to the reality that we are not the apex of intelligence, nor are we central to the story of the cosmos. -
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Our biological reality further humbles our master-of-the-Earth narrative. More bacteria live in our lower intestines than the total number of humans who have ever existed. To an outside observer, humans might just look like dark, anaerobic vessels of fecal matter designed to sustain a gut biome. Ultimately, we are left to wonder if we will be cherished pets or chimps they choose to completely ignore. -
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To a highly advanced intelligence, our most complex concepts would be entirely incomprehensible. Their toddlers would derive advanced calculus for fun while we struggle with basic cosmic understanding. Sci-fi narratives like "They're Made Out of Meat" highlight this potential disgust, imagining visiting entities horrified to discover that Earth's supposedly intelligent life forms communicate by flapping organic tissue. -
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The evolutionary intelligence gap creates a deep existential reality check. The tiny 2% DNA difference between humans and chimps is what allows us to build space telescopes while they stack boxes for bananas. An alien species just 2% further along the evolutionary vector would view a genius like Stephen Hawking as merely a smart chimp capable of basic astrophysics calculations. -
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To signal our intelligence globally without words, 19th-century mathematician Carl Friedrich Gauss proposed a massive visual display. He suggested erecting a gigantic right triangle made of pine trees in the Siberian tundra, flanked by squares of wheat fields. An observer viewing this planetary-scale Pythagorean theorem would instantly know that humanity is mathematically fluent. -
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Because spoken languages and arbitrary measurements like feet or meters are useless provincialisms, math serves as the ultimate cosmic icebreaker. The laws of physics and geometric truths, like the value of pi or the Pythagorean theorem, are identical everywhere. Any advanced spacefaring civilization capable of crossing the galaxy must master these universal realities to navigate the cosmos.https://youtu.be/gWn3X5lbwkA
#astrobiology
#extraterrestial
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Cosmic etiquette dictates that we leave all human habits at home during an encounter. Stepping forward to shake hands carries a massive biological risk because we have no anatomical knowledge of what appendage we are actually grabbing. A gesture of friendship could be interpreted as highly aggressive or awkwardly intimate. They might even mimic other Earth animals and simply want to sniff us. -
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Expecting aliens to look humanoid with two arms, two legs, and a face is a massive failure of imagination. While all Earth life shares a common ancestor, an extraterrestrial would share 0% of our DNA. To illustrate, humans share 98% of their DNA with chimpanzees and 25% with bananas. An entity with zero genetic alignment would look radically unearthly, like an amorphous blob or a crystalline structure. -
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If aliens arrive, we must dismantle our human ego and abandon the trope "take me to your leader". Our radio and television signals leaking into deep space since the 1930s present an embarrassing portfolio of human behavior. An eavesdropping intelligence tracking who dominates our attention would likely ignore political figures and instead demand an audience with pop icons like Beyoncé or Taylor Swift. -
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Skepticism remains highly justified because our brains are hardwired for pareidolia—the tendency to see familiar shapes like flying saucers in random patterns. Despite 7 billion active smartphones uploading 5 billion photos daily, we still lack a single clear, high-resolution image of alien craft. Eyewitness testimony is the lowest form of evidence; science demands undeniable physical biologics to confirm contact. -
FIRST CONTACT HANDBOOK
Humanity possesses a deep-seated fascination with finding extraterrestrial life, yet we remain hilariously unprepared for a real first encounter. Throwing out Hollywood scripts reveals that alien life is a statistical inevitability. With approximately 10 sextillion stars in the observable universe and life's basic ingredients being incredibly common, a universe teeming with life is mathematically expected.
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The Future Of Geography And Rise Of Astropolitics
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https://geographical.co.uk/geopolitics/the-future-of-geography-tim-marshall <-- shared technical article / opinion piece
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H/T @Tim Marshall
#GIS #spatial #mapping #geography #astropolitics #moon #mining #military #spaceforce #extraterrestial #Mars #spaceexploration #lithium #silicon #solarsystem #satellites #antisatellite #conflict #imperialism #resources -
Interstellar
From the New York Times bestselling author of Extraterrestrial comes a mind-expanding new book explaining why becoming an interstellar species is imperative for humanity's survival and detailing a game plan for how we can settle among the stars.
"I am seeking to learn from a higher intelligence in outer space what we could aspire to be."
—Avi Loeb (February 26, 2023)
#books #nonfiction #extraterrestial #interstellar @bookstodon
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Not A 'Digit-All' Image.
#BlackAndWhitePhotgraphy #ExtraTerrestial #Photograph #PhotogSocial
📷 🎞️ 👍 😎
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What would actually happen if we discovered a message from aliens? (BBC Science Focus Magazine)
The SETI mission is scouring the skies for signs of extraterrestrial life. So what will the researchers do when they receive a signal, and will they send a message back?
#astronomy #science #alien #aliens #extraterrestrialintelligence #Extraterrestrialcontact #Extraterrestial #extraterrestrial #researcher #research #life #ExtraterrestrialLife
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Ask Hackaday: If Aliens Came By, Would We Even Notice? - A few years ago we talked about the chance that the first known extrasolar visitor... - https://hackaday.com/2021/05/06/ask-hackaday-if-aliens-came-by-would-we-even-notice/ #extraterrestial #originalart #interest #curated #science #aliens #ceti #meti #seti
