Scientists have shared some ways alien life could potentially contact Earth if they are truly out there.

The quest for extraterrestrial life is easily one of the most fascinating facets of science – and also one of the most controversial.

With every technological advance made in the science industry, more and more experts are speaking out about what exactly might or might not be in the realm of possibility when it comes to alien lifeforms.

Even the National Academy of Sciences (NSA) has said in the past that communicating with other civilizations “is no longer something beyond our dreams but a natural event in the history of mankind that will perhaps occur in the lifetime of many of us,” according to a paper published on the NSA’s website.

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