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The basic idea... is straightforward and... has led other authors, such as Fermi... Dyson... Hart... Simpson... and Kuiper & Morris... to conclude th… - Frank J. Tipler
" "The basic idea... is straightforward and... has led other authors, such as Fermi... Dyson... Hart... Simpson... and Kuiper & Morris... to conclude that extraterrestrial beings do not exist: if they did exist and possessed the technology for interstellar communication, they would also have developed interstellar travel and thus would already be present in our solar system.
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About Frank J. Tipler
(born February 1, 1947) is an American mathematical physicist and cosmologist, holding a joint appointment in the Departments of Mathematics and Physics at Tulane University. Tipler has written books and papers on the based on Pierre Teilhard de Chardin's religious ideas, which he claims is a mechanism for the resurrection of the dead. He is also known for his theories on the (Tipler time machine) and for the , an argument that no intelligent life exists outside of the Solar System. His work has attracted criticism, notably from systems theorist George F. R. Ellis who has argued that his theories are largely pseudoscience.
Also Known As
Native Name:
Frank Jennings Tipler III
Alternative Names:
Frank Jennings Tipler
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Additional quotes by Frank J. Tipler
The probability that intelligent life which eventually attempts interstellar communication will evolve in a star system is usually expressed by the :<math>p = f_pn_ef_lf_if_c</math>where <math>f_p</math> is the probability that a given star system will have planets, <math>n_e</math> is the number of habitable planets in a solar system, <math>f_l</math> is the probability that life evolves on a habitable planet, <math>f_i</math> is the probability that intelligent life evolves on a planet with life, and <math>f_c</math> is the probability that an intelligent species will attempt interstellar communication within 5 billion years after the formation of the planet...
It is often said that the central concern of religion is an attempt to answer... "What is the relationship between humanity and the universe (and/or God). I agree... the factual answers... led to the ethical norms of... religions. The sharp distinction between fact and value which is common in twentieth-century philosophy and in the West was not present in the traditional religions. ...[T]his sharp distinction is ...contrary to the continued existence of science ...The growth and existence of science require certain ethical norms: for example, THOU SHALT NOT IMPOSE YOUR THEORIES ON OTHERS BY FORCE. Only persuasion, based on rational argument and experimental results, is allowed.
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Hunter has pointed out that by using a Jupiter swingby to approach the Sun and then giving a velocity boost at perihelion, a solar system escape velocity... is possible with present-day chemical rockets... [M]ost other stars should have planets (or companion stars) with characteristics sufficiently close to... the Jupiter-Sun system to use this launch strategy in reverse to slow down in the other solar system.
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