کتاب های نویسنده Stephen Webb

If the universe is teeming with aliens...where is everybody?: fifty solutions to the Fermi paradox and the problem of extraterrestrial life
Published on: 2002
Advanced Artificial Intelligence (AI) English

FROM THE REVIEWS: "Webb offers coherent, understandable, and sometimes humorous coverage of a diverse range of topics. He provides readers …
If the Universe Is Teeming with Aliens... Where Is Everybody? Fifty Solutions to Fermi's Paradox and the Problem of Extraterrestrial Life
Published on: 2002
Advanced Artificial Intelligence (AI) English

If the Universe Is Teeming with Aliens ... WHERE IS EVERYBODY?: Seventy-Five Solutions to the Fermi Paradox and the Problem of Extraterrestrial Life
Published on: 2015
Advanced Artificial Intelligence (AI) English

Given the fact that there are perhaps 400 billion stars in our Galaxy alone, and perhaps 400 billion galaxies in …

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