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\nWhat If Humanity Is Among The First Spacefaring Civilizations?\n

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\n\nPublisher:\n\nPBS\n\n\n
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\nHalf of the universe is filled with expansionist alien civilizations, and it’s only a matter of time before they’ll reach us. OK, that sounded a little sensationalist. But it’s also the conclusion of a recent astrophysics paper. Let’s...\nHalf of the universe is filled with expansionist alien civilizations, and it’s only a matter of time before they’ll reach us. OK, that sounded a little sensationalist. But it’s also the conclusion of a recent astrophysics paper. Let’s see how they figure this, and whether we should take it seriously.\n
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Resource Details

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Curator Rating
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Educator Rating
Not yet Rated
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Media Length
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15:31
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Grade
12th - Higher Ed
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Subjects
Science
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Media Type
Instructional Videos
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Source:
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\nPBS Space Time\n\n
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Date
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2022
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Language
English
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Audiences
For Teacher Use
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Usage Permissions
Fine Print: Educational Use
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Concepts

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space, quantum mechanics, time, aliens, planets, years, outer space, black holes, the universe, science fiction
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Additional Tags

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physics, astrophysics, space physics, pbs, space time, pbs space time, matt o’dowd, einstein, einsteinian physics, general relativity, special relativity, dark energy, dark matter, math, calculus, maths, holographic universe, holographic principle, rare earth, anthropic principle, grabby aliens, spacefaring civilization, eye compared, appearance rate, primordial goop, current date, liquid water, red dwarfs, grabby expansion, hard steps, birth rank, copernican principle, researchers asked, billion years, habitable planets, intelligent civilizations, future births, intelligent life, future history, long time, steps, typical, habitable, principle, earliness, long, researchers, civilization
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