The group of experts on UFOs from the United States said, should we be afraid of a possible invasion of Earth aliens
According to experts, a majority of the representatives of extraterrestrial life are entirely peaceful towards people. They visit Earth to obtain information about the lifestyle of humanity and other aspects.
However, some kind of aliens do pose a serious threat to people. One of their main goals is not an intelligence mission, and aggression towards other beings.
In addition, an alien civilization several times superior in terms of equipment and weapons, and it carries a great danger, according to ufologists. However, observations in recent years, UFO now are not activity as before.
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