Astrophysicist: We can not say that extraterrestrial civilizations of the universe do not exist



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"Reject categorically the possibility that detected radio flashes are not a signal emitted by an intelligent civilization.On the other hand, this probability is unlikely as these signals propagate on all sides of the sky." "This was the sign of an extraterrestrial civilization, this civilization should then spread throughout the universe and other unrelated civilizations should try to communicate in the same way," says Zubov.

According to him, high-speed radio flashes were detected in 2007. Over a decade of observation, more than 70 of these phenomena were detected. According to the interlocutor, a fast radio flash represents only a few thousandths of a second of radio waves emitted by a place and is usually more repetitive.

"We only know of two sources broadcasting recurring radio flashes and all the others have been captured only once. They can be compared, for example, with a sudden flash, turning the lights on and off. The distance between these recurring radio flashes is great, so it's hard to believe that any intelligent civilization can spread them, "says the astrophysicist.

One of the recurrent flashes mentioned by K. Zubov was discovered in 2012 and another recently discovered. A one-shot flash does not allow the signal to be badociated with a specific galaxy: Positioning errors and uncertainty in the sky include an area that can contain many galaxies. With a repeating signal, scientists can determine in more detail where this signal comes from.

& # 39; 2012 Regarding the recurring signal, we have a lot of observations, the source of which may be related to a particular galaxy that lights up about three million years ago. It's a small galaxy, much smaller than our Milky Way, but it does have some sort of source that radiates. We will be able to determine from which galaxy and the place of the sky it spreads in the recent repetition of the signal, "says Zubov.

According to the interlocutor, these radio beacons will not be heard because what people usually hear are sound or acoustic waves that can be propagated in the atmosphere or in another way. Similar waves, called sound waves, also propagate in space, but these radios are not the same.

"These flashes are called radio flashes because they are viewed on the radio wave, but they are still electromagnetic waves.The waves we use to send radio station and other signals are similar, but it is not not exactly what we hear.If we could turn it into sound waves, we would hear a sound of half a second, "Zubov explains.

One of the ways to detect the signals that can be transmitted by a non-civilian civilization is the call of techno traces: "We can say that we have been looking for techno traces for more than ten years since the first attempts to capture radio signals from all extraterrestrial civilizations. "

According to the interviewer, none of this research has resulted in any positive results so far, but so far only a small portion of the potential signal space has been studied. This part of K. Zubov badimilated the volume of the Olympic pools and all the oceans of the earth.

"The research project of the new SETI institute aims to make this search for techno traces much more systematic, to evaluate these traces, on the basis of existing technologies, as well as projections, perspectives on the potential evolution of the technology. . So, considering which traces might be, we can evaluate how to look for them. If we do not find the fish in the pool, that does not mean that it does not exist. Therefore, until now, we have found no radio signals from extraterrestrial civilizations, we can not reasonably say that these civilizations do not exist, "Zubov said.

Prepared by Gabrielė Sagaitytė

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