The word "Orwood" in this context was originally coined by Anders Sandberg.
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The video game Dyson (now called Eufloria to avoid confusion with Dyson vacuum cleaners) got its name and idea from Freeman Dyson's Dyson Tree hypothesis.
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The concept is discussed in Carl Sagan and Ann Druyan's 1985 non-fiction book Comet, and several paintings of Dyson trees around Saturn and in interstellar space are provided in the book by Jon Lomberg.
One Tree Hill | One Tree Hill (TV series) | tree | Christmas tree | Herbert Beerbohm Tree | Porcupine Tree | Freeman Dyson | The Joshua Tree | The Hanging Tree | Quebracho tree | Joshua Tree National Park | Dyson | Under the Yum Yum Tree | Happy Tree Friends | Tree of Life | Tree of Knowledge | tree line | Tree | Ronnie Dyson | Oak Tree | Michael Eric Dyson | Dyson Heydon | tree of life | Tea Tree Plaza Interchange | Rockin' Around the Christmas Tree | Radial tree | Kevin Dyson | Joshua Tree | Dyson (company) | The Tree |
This epic journey is made in a gigantic space-grown semi-sentient Dyson tree known as Yggdrasil.