This NASA scientist thought that alien maybe had visited us, but...

News24xx.com - A NASA scientist said that aliens might have visited Earth before. But their existence is not realized by humans. In a research paper, scientists from NASA Ames Research Center, Silvano P. Colombano said that aliens might have different forms than what humans think. So that they can be on Earth without human’s noticing.

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"I just want to show the fact that the life we ??might find and maybe decide to look for us might not be a carbon-based organism like us" Colombano wrote, as quoted by The Independent, Friday, December 7th 2018.

According to Colombano, scientists must change their assumptions about the life characteristics of extraterrestrial and also the possibility that they had visited us. "The size of 'explorer' might be a very small in size and very smart" Colombano wrote.

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"If we adopt new assumptions about what forms of higher intelligence and technology we can find, some of these phenomena will fit into specific hypotheses, and we can find out more" he continued.

 

 

 

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