Results 31 to 40 of about 50 (50)

An instrumented search for extraterrestrial life

Space Science Reviews, 1964
Since man realized that there were planets other than his own he has asked whether life occurred or occurs on these planets. With the coming of the space age, the answer to these questions can be obtained. Within the next ten years or even less, information should be gathered by instrumented landers to settle the matter to everyone's satisfaction.
openaire   +2 more sources

Is the hunt for extraterrestrial life misguided?

Nature, 2008
Attempts to probe the Universe for advanced civilizations may be unscientific, says Philip Ball, but that shouldn't stop us.
openaire   +2 more sources

Extraterrestrial Life and Communication Perspectives

2001
The aim of this paper is to propose a stronger connection and collaboration between SETI program and the space science research on extraterrestrial life. Considering the continuos progress in the whole space science research, like in astronomy and bioastronomy, a more interdisciplinary approach in organizing SETI projects may be not only useful but ...
openaire   +2 more sources

The Likelihood of Extraterrestrial Intelligent Life

2012
The Drake equation is used for calculating the probability of life occurring on another planet elsewhere in the universe, even of intelligent life forms with which we might be able to communicate. The parameters used in this equation are mainly astronomical, omitting the biological parameters necessary for estimating the probability of life developing ...
openaire   +2 more sources

Hegel, Analogy, and Extraterrestrial Life

2013
Georg Wilhelm Friedrich Hegel rejected the possibility of life outside of the Earth, according to several scholars of extraterrestrial life. Their position is that the solar system and specifically the planet Earth is the unique place in the cosmos where life, intelligence, and rationality can be.
openaire   +2 more sources

The Search for Extraterrestrial Life

Science, 1966
Present knowledge does not permit the conclusion that, if life ever existed on Mars, it is now extinct.
openaire   +4 more sources

Extraterrestrial Life in the Microbial Age

2013
Humankind has long been fascinated with the potential for alien civilizations within the Solar System and beyond (e.g., Crowe and Dowd 2013; Sullivan 2013). Despite the early optimism for life beyond Earth, humankind has yet to make first contact with an alien race.
openaire   +2 more sources

Experiments and Instrumentation for Extraterrestrial Life Detection

1968
Publisher Summary It seems logical to concentrate the search for extraterrestrial life on relatively primitive types of microbial life. It is possible to imagine, especially from what we already know about environmental conditions on the planets in our solar system, that life on Mars, for example, might be limited to such relatively primitive forms ...
openaire   +3 more sources

Extraterrestrial Intelligent Life

Proceedings and Addresses of the American Philosophical Association, 1971
openaire   +2 more sources

Search for Extraterrestrial Life

Environmental Conservation, 1974
Harold P. Klein, Keith A. Kvenvolden
openaire   +2 more sources