By: Janet Grischy
When the dinosaurs disappeared, so did numbers of plant and animal species. That was not the only major extinction however. There have been five in the past 600 million years. The asteroid theory is one explanation of what caused them. It is a controversial hypothesis...
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An overview on optical SETI experiments
By: Imonikhe Ahimie
The Search for Extraterrestrial Intelligence, SETI, has been ongoing for almost half a century and in that time most of the attempts to make some kind of contact with any putative extraterrestrial intelligences have been by means of radio i.e. searching the skies...
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By: John Traveler
That first step Neil Armstrong took on the Moon, might well be considered the most remarkable achievement in the history of the human species. It was the first step in a human odyssey to go beyond the bounds of our own small blue planet and...
By: Imonikhe Ahimie
[email protected], a specialised segment of the Search for Extra Terrestrial Intelligence, SETI, is one of the most innovative and successful programs in the history of the search for ETI. The program, a volunteer computing program, was launched on 17th May 1999, just over a...
By: Perry McCarney
The acronym SETI stands for the Search for ExtraTerrestrial Intelligences. The SETI League, Incorporated is a non-governmental, non-profit organization with members ranging from professional astronomers to grassroots amateur enthusiasts, corporate research divisions to University astronomy departments. The fundamental desire of all members is to...
By: Meghan Rizzo
In 2008 Dr. Edgar Mitchell of the Apollo 14 mission clearly stated that intelligent life does exist on other planets. Methane gas detected on Mars in January of 2009 suggests that life might be present there. Although that life would most likely include simple bacteria...
By: Imonikhe Ahimie
Given a Search for Extraterrestrial Intelligence, SETI, it follows of necessity that a means of communicating with such intelligences, once discovered, ought to be available. This branch of SETI is known as Communication with Extraterrestrial Intelligence, CETI. If communication is defined as a means...
By: John Traveler
In a figurative sense, the Search for Extra Terrestrial Intelligence(SETI) predates the dawn of human history, ancient humans perceiving the stars of the night sky were gods and deities watching over them. To more primitive humans the stars were representative of the other world, heaven...
By: Imonikhe Ahimie
The Search for Extraterrestrial Intelligence, SETI, is a science program that has been ongoing for just over half a century and it has as its basic purpose the investigation of our galaxy and the wider universe in an effort to determine whether or not...
57 alien species: Are we alone in the universe?
By: Jonte Rhodes
Many people believe that aliens exist and some also believe that aliens are visiting our planet regularly. There are certainly thousands of sightings and encounters reported each year, although how many of these can be substantiated is not clear. Certainly most if not all are...
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