Results 81 to 90 of about 1,808 (209)

Signal coverage approach to the detection probability of hypothetical extraterrestrial emitters in the Milky Way

open access: yes, 2017
The lack of evidence for the existence of extraterrestrial life, even the simplest forms of animal life, makes it is difficult to decide whether the search for extraterrestrial intelligence (SETI) is more a high-risk, high-payoff endeavor than a futile ...
Grimaldi, Claudio
core   +2 more sources

SETI pioneers: scientists talk about their search for extraterrestrial intelligence

open access: yes, 1990
Why did some scientists decide to conduct a search for extraterrestrial intelligence (SETI)? What factors in their personal development predisposed them to such a quest? What obstacles did they encounter along the way?
Swift, David W.
core  

Commensal searches for extraterrestrial intelligence with Arecibo Observatory and the Green Bank Telescope

open access: yes, 2014
Our group is currently developing two new instruments to conduct commensal searches for extraterrestrial intelligence (SETI) at the Green Bank Telescope and Arecibo Observatory.
A. P. V. Siemion   +50 more
core   +1 more source

Modeling the Detectability of Extraterrestrial Intelligence with Gemini Planet Imager

open access: yes, 2018
Gemini Planet Imager (GPI) is a direct high contrast imaging instrument coupled to the Gemini South Telescope. Its purpose is to image extrasolar planets around young (~100Myr) and relatively close (= 100 pc) stars in the near infrared.
Vides, Christina
core  

CARGOISM AND SCIENTIFIC JUSTIFICATION IN THE SEARCH FOR EXTRATERRESTRIAL INTELLIGENCE

open access: yesZygon, 2019
This article compares justifications of the search for extraterrestrial intelligence (SETI) presented by scientists with ideational constructs associated with cargo cults in Melanesia. In focusing on similarities between cargoism and SETI, I argue that,
doaj   +2 more sources

Sufficient conditions for extraterrestrial intelligence : philosophical and theological considerations [PDF]

open access: yes, 1996
Spine cut of Journal binding and pages scanned on flatbed EPSON Expression 10000 XL; 400dpi; text/lineart - black and white - stored to Tiff Derivation: Abbyy Fine Reader v.9 work with PNG-format (black and white); Photoshop CS3; Adobe Acrobat v.9 Web ...

core  

Searching for Extraterrestrial Intelligence with the Square Kilometre Array [PDF]

open access: yes, 2015
The vast collecting area of the Square Kilometre Array (SKA), harnessed by sensitive receivers, flexible digital electronics and increased computational capacity, could permit the most sensitive and exhaustive search for technologically-produced radio ...
{Garrington}, S T   +40 more
core   +2 more sources

Ultrafast Modulations in Stellar, Solar and Galactic Spectra: Dark Matter and Numerical Ghosts, Stellar Flares and SETI

open access: yesParticles
Background: From new results presented in the literature we discuss the hypothesis, presented in an our previous work, that the ultrafast periodic spectral modulations at fS=0.607±0.08 THz found in the spectra of 236 stars of the Sloan Digital Sky Survey
Fabrizio Tamburini, Ignazio Licata
doaj   +1 more source

Beyond the Energy Paradigm: Information Efficiency and New Horizons in the Search for Extraterrestrial Intelligence

open access: yes
This paper presents a fundamental critique of the Kardashev scale—the energy-centric paradigm that has long dominated the Search for Extraterrestrial Intelligence (SETI).
김민준
core   +1 more source

Decryption of messages from extraterrestrial intelligence using the power of social media– the SETI Decrypt Challenge

open access: yes, 2018
With the advent of modern astronomy, humans might now have acquired the technological and intellectual requirements to communicate with other intelligent beings beyond the solar system, if they exist.
Heller, R., René Heller
core   +1 more source

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