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  2. Firstborn hypothesis - Wikipedia

    en.wikipedia.org/wiki/Firstborn_hypothesis

    The firstborn hypothesis is a special case of the Hart–Tipler conjecture (the idea that the lack of evidence for interstellar probes is evidence that no intelligent life other than humanity exists in the universe) which asserts a time-dependent curve towards discovery. [1]

  3. Time-traveler UFO hypothesis - Wikipedia

    en.wikipedia.org/wiki/Time-traveler_UFO_hypothesis

    Some of these plot elements are similar to another earlier episode The Time Trap, where similar events such a post-nuclear dystopian Earth and a rising world order led by a tyrant take place in the 51st century, year 5060. The English progressive rock band Yes wrote a song titled Aliens (Are Only Us from the Future) entirely dedicated to the ...

  4. Extraterrestrial life - Wikipedia

    en.wikipedia.org/wiki/Extraterrestrial_life

    Download as PDF; Printable version; In other projects ... or alien life (colloquially, alien ... these reactions will allow for organisms to live in relatively low ...

  5. Interdimensional UFO hypothesis - Wikipedia

    en.wikipedia.org/wiki/Interdimensional_UFO...

    The interdimensional hypothesis is a proposal that unidentified flying object (UFO) sightings are the result of experiencing other "dimensions" that coexist separately alongside our own [1] in contrast with either the extraterrestrial hypothesis that suggests UFO sightings are caused by visitations from outside the Earth or the psychosocial hypothesis that argues UFO sightings are best ...

  6. The 15 most compelling scientific findings that suggest ... - AOL

    www.aol.com/article/2015/10/30/the-15-most...

    The ultimate question is no longer 'Is there life beyond Earth?' but rather 'Will we ever find it?'

  7. Scientists cook ‘alien haze’ that could help us find ...

    www.aol.com/scientists-cook-alien-haze-could...

    Scientists have cooked up the "alien haze" of distant planets, in an effort to help with the search for alien life. The haze is a simulation of the hazy skies that appear on water-rich exoplanets ...

  8. History of the extraterrestrial life debate - Wikipedia

    en.wikipedia.org/wiki/History_of_the...

    The new version was written with so much mathematical detail that it could contest the Ptolemaic model. By this time, scientists noticed several inaccuracies in the Ptolemaic model. They were more open to revising it, but largely kept using it because of the huge work involved in changing the tables.

  9. Pop Quiz: Why Do We Think Aliens Look Like That? - AOL

    www.aol.com/news/pop-quiz-why-think-aliens...

    A pretty standard image comes to mind when thinking of aliens: a little green or gray being with a big head and black bug eyes. In the early 20th century, aliens tended to look pretty different ...